Common use of C-6 Clause in Contracts

C-6. 2.5.1.1 Person Identifiers (DUID, PID, DUPERSID) ................................... C-6 2.5.1.2 Record Identifier (EVNTIDX) ....... C-6 2.5.1.3 Round Indicator (EVENTRN) ........ C-6 2.5.1.4 Panel Indicator (PANEL) ............... C-7 2.5.2 Home Health Event Variables....................... C-7 2.5.2.1 Date of Event (XXXXXXXX, HHDATEMM) ............................... C-7 2.5.2.2 Characteristics of Event (MPCELIG- OTHCWOS) ................................... C-7 2.5.2.3 Treatments, Therapies, and Services (HOSPITAL-OTHSVCOS) ............ C-8 2.5.2.4 Frequency of Event (FREQCY- HHDAYS) ...................................... C-8 Table of Contents (continued) 2.5.3 Flat Fee Variables ......................................... C-8 2.5.4 Condition, Procedure, and Clinical Classification Codes...................................... C-8 2.5.5 Expenditure Data........................................... C-8 2.5.5.1 Definition of Expenditures ............. C-8 2.5.5.2 Data Editing and Imputation Methodologies of Expenditure Variables ......................................... C-9 2.5.5.2.1 General Data Editing Methodology .................. C-9 2.5.5.2.2 Imputation Methodologies................ C-10 2.5.5.2.3 Home Health Data Editing and Imputation .. C-10 2.5.5.3 Imputation Flag Variable (IMPFLAG) .................................... C-11 2.5.5.4 Flat Fee Expenditures ..................... C-11 2.5.5.5 Zero Expenditures........................... C-11 2.5.5.6 Sources of Payment ........................ C-12 2.5.5.7 Home Health Expenditure Variables (HHSF10X – HHXP10X) ............... C-13 2.5.5.8 Rounding......................................... C-13 3.0 Sample Weight (PERWT10F) ................................................... C-13 3.1 Overview ..................................................................... C-13 3.2 Details on Person Weight Construction ...................... C-14 3.2.1 MEPS Panel 14 Weight................................. C-14 3.2.2 MEPS Panel 15 Weight................................. C-14 3.2.3 The Final Weight for 2010 ............................ C-15 3.2.4 Coverage ....................................................... C-16 3.3 Using MEPS Data for Trend Analysis ........................ C-16 4.0 Strategies for Estimation............................................................ C-16 4.1 Developing Event-Level Estimates ............................. C-16 4.2 Person-Based Estimates for Home Health Care .......... C-18 4.3 Variables with Missing Values.................................... C-19 4.4 Variance Estimation (XXXXXX, VARSTR) ............... C-19 Table of Contents (continued) 5.0 Merging/Linking MEPS Data Files ........................................... C-20 5.1 Linking to the Person-Level File ................................. C-20 5.2 Linking to the Prescribed Medicines File.................... C-21 5.3 Linking to the Medical Conditions File....................... C-21 References.............................................................................................. C-22 D Variable-Source Crosswalk ................................................................... D-1 A. Data Use Agreement Individual identifiers have been removed from the micro-data contained in these files. Nevertheless, under sections 308 (d) and 903 (c) of the Public Health Service Act (42 U.S.C. 242m and 42 U.S.C. 299 a-1), data collected by the Agency for Healthcare Research and Quality (AHRQ) and/or the National Center for Health Statistics (NCHS) may not be used for any purpose other than for the purpose for which they were supplied; any effort to determine the identity of any reported cases is prohibited by law. Therefore in accordance with the above referenced Federal Statute, it is understood that:

C-6. 2.5.1.1 Person Identifiers (DUID, PID, DUPERSID) ................................... C-6 2.5.1.2 Record Identifier (EVNTIDX) ....... C-6 2.5.1.3 Round Indicator (EVENTRN) )........ C-6 C-7 2.5.1.4 Panel Indicator (PANEL) ............... C-7 2.5.2 Home Health Event Variables....................... C-7 2.5.2.1 Date of Event (XXXXXXXX, HHDATEMM) ............................... C-7 2.5.2.2 Characteristics of Event (MPCELIG- OTHCWOS) ................................... C-7 2.5.2.3 Treatments, Therapies, and Services (HOSPITAL-OTHSVCOS) )............ C-8 2.5.2.4 Frequency of Event (FREQCY- HHDAYS) ...................................... C-8 Table of Contents (continued) 2.5.3 Flat Fee Variables ......................................... C-8 2.5.4 Condition, Procedure, and Clinical Classification Codes...................................... C-8 2.5.5 Expenditure Data........................................... C-8 C-9 2.5.5.1 Definition of Expenditures ............. C-8 C-9 2.5.5.2 Data Editing and Imputation Methodologies of Expenditure Variables ......................................... C-9 2.5.5.2.1 General Data Editing Methodology Methodology.................. C-9 C-10 2.5.5.2.2 Imputation Methodologies................ C-10 2.5.5.2.3 Home Health Data Editing and Imputation .. C-10 2.5.5.3 Imputation Flag Variable (IMPFLAG) .................................... C-11 2.5.5.4 Flat Fee Expenditures ..................... C-11 2.5.5.5 Zero Expenditures........................... C-11 2.5.5.6 Sources of Payment ........................ C-12 2.5.5.7 Home Health Expenditure Variables (HHSF10X – HHXP10XHHSF12X - HHXP12X) ............... C-13 2.5.5.8 Rounding......................................... C-13 3.0 Sample Weight (PERWT10FPERWT12F) ................................................... C-13 3.1 Overview ..................................................................... C-13 3.2 Details on Person Weight Construction ...................... C-14 3.2.1 MEPS Panel 14 Weight................................. 16 Weight Development Process .......................................................... C-14 3.2.2 MEPS Panel 15 Weight................................. C-14 17 Weight Development Process .......................................................... C-15 3.2.3 The Final Weight for 2010 2012............................ C-15 3.2.4 Coverage ....................................................... C-16 C-15 3.3 Using MEPS Data for Trend Analysis ........................ C-16 4.0 Strategies for Estimation............................................................ C-16 4.1 Developing Event-Level Estimates ............................. C-16 4.2 Person-Based Estimates for Home Health Care .......... C-18 4.3 Variables with Missing Values.................................... C-19 C-18 4.4 Variance Estimation (XXXXXX, VARSTR) ............... C-19 Table of Contents (continued) 5.0 Merging/Linking MEPS Data Files ........................................... C-20 5.1 Linking to the Person-Level File ................................. C-20 5.2 Linking to the Prescribed Medicines File.................... C-21 5.3 Linking to the Medical Conditions File....................... C-21 References.............................................................................................. C-22 D Variable-Source Crosswalk ................................................................... D-1 A. Data Use Agreement Individual identifiers have been removed from the micro-data contained in these files. Nevertheless, under sections 308 (d) and 903 (c) of the Public Health Service Act (42 U.S.C. 242m and 42 U.S.C. 299 a-1), data collected by the Agency for Healthcare Research and Quality (AHRQ) and/or the National Center for Health Statistics (NCHS) may not be used for any purpose other than for the purpose for which they were supplied; any effort to determine the identity of any reported cases is prohibited by law. Therefore in accordance with the above referenced Federal Statute, it is understood that:

C-6. 2.5.1.1 Person Identifiers (DUID, PID, DUPERSID) ................................... C-6 2.5.1.2 Record Identifier Identifiers (EVNTIDX) ....... , FFEEIDX)....................................... C-6 2.5.1.3 Round Indicator (EVENTRN) ........ C-6 2.5.1.4 Panel Indicator (PANEL) ............... C-7 2.5.2 Home Health Event Variables....................... Other Medical Type Variables (OMTYPEX, OMTYPE, OMOTHOX, OMOTHOS)......... C-7 2.5.2.1 Date of Event 2.5.3 Flat Fee Variables (XXXXXXXXFFEEIDX, HHDATEMM) ............................... C-7 2.5.2.2 Characteristics of Event (MPCELIG- OTHCWOSFFOMTYPE, FFBEF10, FFTOT11) ................................... C-7 2.5.2.3 Treatments, Therapies, and Services C-8 2.5.3.1 Definition of Flat Fee Payments ..... C-8 2.5.3.2 Flat Fee Variable Descriptions ....... C-8 2.5.3.2.1 Flat Fee ID (HOSPITAL-OTHSVCOSFFEEIDX) ............ . C-8 2.5.2.4 Frequency of Event 2.5.3.2.2 Flat Fee Type (FREQCY- HHDAYSFFOMTYPE) ...................................... ................ C-8 Table of Contents (continued) 2.5.3 2.5.3.2.3 Counts of Flat Fee Variables ......................................... Events that Cross Years (FFBEF10, FFTOT11) ... C-8 2.5.3.3 Caveats of Flat Fee Groups............. C-9 2.5.4 Condition, Procedure, and Clinical Classification Codes...................................... C-8 C-9 2.5.5 Expenditure Data........................................... C-8 C-9 2.5.5.1 Definition of Expenditures ............. C-8 C-9 2.5.5.2 Data Editing and Imputation Methodologies of Expenditure Variables ......................................... C-9 C-10 2.5.5.2.1 General Data Editing Methodology .................. C-9 C-10 2.5.5.2.2 General Hot-Deck Imputation Methodologies................ ...................... C-10 2.5.5.2.3 Home Health Other Medical Expenses Data Editing and Imputation .. ...................... C-10 2.5.5.3 Imputation Flag Variable (IMPFLAG) .................................... C-11 2.5.5.4 Flat Fee Expenditures ..................... C-11 C-12 2.5.5.5 Zero Expenditures........................... C-11 C-12 2.5.5.6 Sources of Payment ........................ C-12 2.5.5.7 Home Health Other Medical Expenditure Variables (HHSF10X – HHXP10X) ............... OMSF10X- OMTC10X)..................................... C-13 2.5.5.8 Rounding......................................... C-13 3.0 Sample Weight (PERWT10F) ................................................... C-13 C-14 3.1 Overview ..................................................................... C-13 C-14 3.2 Details on Person Weight Construction ...................... C-14 3.2.1 MEPS Panel 14 Weight................................. C-14 3.2.2 MEPS Panel 15 Weight................................. C-14 C-15 3.2.3 The Final Weight for 2010 ............................ C-15 3.2.4 Coverage ....................................................... C-16 3.3 Using MEPS Data for Trend Analysis ........................ C-16 Table of Contents (continued) 4.0 Strategies for Estimation............................................................ C-16 C-17 4.1 Developing Event-Level Basic Estimates ............................. C-16 of Utilization, Expenditures, and Sources of Payment ..................................................... C-17 4.1.1 Type of Records on File (OMTYPEX) ......... C-17 4.2 Person-Based Estimates for Home Health Care .......... C-18 4.3 Variables with Missing Values.................................... C-19 4.4 C-18 4.3 Variance Estimation (XXXXXX, VARSTR) ............... C-19 Table of Contents (continued) C-18 5.0 Merging/Linking MEPS Data Files ........................................... C-20 C-19 5.1 Linking to the Person-Level File ................................. C-20 C-19 5.2 Linking to the Prescribed Medicines File.................... C-21 C-20 5.3 Linking to the Medical Conditions File....................... C-21 C-20 References.............................................................................................. C-22 C-21 D Variable-Source Crosswalk ................................................................... D-1 A. Data Use Agreement Individual identifiers have been removed from the micro-data contained in these files. Nevertheless, under sections Sections 308 (d) and 903 (c) of the Public Health Service Act (42 U.S.C. 242m and 42 U.S.C. 299 a-1), data collected by the Agency for Healthcare Research and Quality (AHRQ) and/or the National Center for Health Statistics (NCHS) may not be used for any purpose other than for the purpose for which they were supplied; any effort to determine the identity of any reported cases is prohibited by law. Therefore in accordance with the above referenced Federal Statute, it is understood that:

C-6. 2.5.1.1 Person Identifiers (DUID, PID, DUPERSID) ................................... C-6 2.5.1.2 Record Identifier (EVNTIDX) ....... C-6 2.5.1.3 Round Indicator (EVENTRN) ........ C-6 2.5.1.4 Panel Indicator (PANEL) ............... C-7 2.5.2 Home Health Event Variables....................... C-7 2.5.2.1 Date of Event (XXXXXXXX, HHDATEMM) ............................... C-7 2.5.2.2 Characteristics of Event (MPCELIG- OTHCWOS) ................................... C-7 2.5.2.3 Treatments, Therapies, and Services (HOSPITAL-OTHSVCOS) ............ C-8 2.5.2.4 Frequency of Event (FREQCY- HHDAYS) ...................................... C-8 Table of Contents (continued) 2.5.3 Flat Fee Variables ......................................... C-8 2.5.4 Condition, Procedure, and Clinical Classification Codes...................................... C-8 2.5.5 Expenditure Data........................................... C-8 2.5.5.1 Definition of Expenditures ............. C-8 2.5.5.2 Data Editing and Imputation Methodologies of Expenditure Variables ......................................... C-9 2.5.5.2.1 General Data Editing Methodology .................. C-9 2.5.5.2.2 Imputation Methodologies................ C-10 2.5.5.2.3 Home Health Data Editing and Imputation .. C-10 2.5.5.3 Imputation Flag Variable (IMPFLAG) .................................... C-11 2.5.5.4 Flat Fee Expenditures ..................... C-11 2.5.5.5 Zero Expenditures........................... C-11 2.5.5.6 Sources of Payment ........................ C-12 C-11 2.5.5.7 Home Health Expenditure Variables (HHSF10X HHSF11X – HHXP10X) HHXP11X)............... C-13 C-12 2.5.5.8 Rounding......................................... C-13 3.0 Sample Weight (PERWT10FPERWT11F) ................................................... C-13 3.1 Overview ..................................................................... C-13 3.2 Details on Person Weight Construction ...................... C-14 C-13 3.2.1 MEPS Panel 14 15 Weight................................. C-14 3.2.2 MEPS Panel 15 16 Weight................................. C-14 3.2.3 The Final Weight for 2010 2011 ............................ C-15 3.2.4 Coverage ....................................................... C-16 3.3 Using MEPS Data for Trend Analysis ........................ C-16 4.0 Strategies for Estimation............................................................ C-16 C-17 4.1 Developing Event-Level Estimates ............................. C-16 C-17 4.2 Person-Based Estimates for Home Health Care .......... C-18 4.3 Variables with Missing Values.................................... C-19 4.4 Variance Estimation (XXXXXX, VARSTR) ............... C-19 Table of Contents (continued) 5.0 Merging/Linking MEPS Data Files ........................................... C-20 5.1 Linking to the Person-Level File ................................. C-20 5.2 Linking to the Prescribed Medicines File.................... C-21 5.3 Linking to the Medical Conditions File....................... C-21 ReferencesReferences .............................................................................................. C-22 D Variable-Source Crosswalk ................................................................... D-1 A. Data Use Agreement Individual identifiers have been removed from the micro-data contained in these files. Nevertheless, under sections 308 (d) and 903 (c) of the Public Health Service Act (42 U.S.C. 242m and 42 U.S.C. 299 a-1), data collected by the Agency for Healthcare Research and Quality (AHRQ) and/or the National Center for Health Statistics (NCHS) may not be used for any purpose other than for the purpose for which they were supplied; any effort to determine the identity of any reported cases is prohibited by law. Therefore in accordance with the above referenced Federal Statute, it is understood that:

C-6. 2.5.1.1 Person Identifiers (DUID, PID, DUPERSID) ................................... C-6 2.5.1.2 Record Identifier (EVNTIDX) ....... C-6 C-7 2.5.1.3 Round Indicator (EVENTRN) ........ C-6 C-7 2.5.1.4 Panel Indicator (PANEL) ............... C-7 2.5.2 Home Health Event Variables....................... C-7 2.5.2.1 Date of Event (XXXXXXXX, HHDATEMM) ............................... C-7 2.5.2.2 Characteristics of Event (MPCELIG- OTHCWOS) ................................... C-7 2.5.2.3 Treatments, Therapies, and Services (HOSPITAL-OTHSVCOS) ............ C-8 2.5.2.4 Frequency of Event (FREQCY- HHDAYS) ...................................... C-8 Table of Contents (continued) 2.5.3 Flat Fee Variables ......................................... C-8 2.5.4 Condition, Procedure, and Clinical Classification Codes...................................... C-8 C-9 2.5.5 Expenditure Data........................................... C-8 C-9 2.5.5.1 Definition of Expenditures ............. C-8 C-9 2.5.5.2 Data Editing and Imputation Methodologies of Expenditure Variables ......................................... C-9 2.5.5.2.1 General Data Editing Methodology .................. C-9 C-10 2.5.5.2.2 General Hot-Deck Imputation Methodologies................ ...................... C-10 2.5.5.2.3 Home Health Data Editing and Imputation .. C-10 2.5.5.3 Imputation Flag Variable (IMPFLAG) .................................... C-11 2.5.5.4 Flat Fee Expenditures ..................... C-11 C-12 2.5.5.5 Zero Expenditures........................... C-11 C-12 2.5.5.6 Sources of Payment ........................ C-12 2.5.5.7 Home Health Expenditure Variables (HHSF10X – HHXP10XHHSF09X - HHXP09X) ............... C-13 2.5.5.8 Rounding......................................... C-13 3.0 Sample Weight (PERWT10FPERWT09F) ................................................... C-13 C-14 3.1 Overview ..................................................................... C-13 C-14 3.2 Details on Person Weight Construction ...................... C-14 3.2.1 MEPS Panel 14 13 Weight................................. C-14 3.2.2 MEPS Panel 15 14 Weight................................. C-14 C-15 3.2.3 The Final Weight for 2010 2009 ............................ C-15 3.2.4 Coverage ....................................................... C-16 C-15 3.3 Using MEPS Data for Trend Analysis ........................ C-16 4.0 Strategies for Estimation............................................................ C-16 4.1 Developing Event-Level Estimates ............................. C-16 4.2 Person-Based Estimates for Home Health Care .......... C-18 4.3 Variables with Missing Values.................................... C-19 C-18 4.4 Variance Estimation (XXXXXX, VARSTR) ............... C-19 Table of Contents (continued) 5.0 Merging/Linking MEPS Data Files ........................................... C-20 C-19 5.1 Linking to the Person-Level File ................................. C-20 5.2 Linking to the Prescribed Medicines File.................... C-21 C-20 5.3 Linking to the Medical Conditions File....................... C-21 ReferencesReferences .............................................................................................. C-22 D Variable-Source Crosswalk ................................................................... D-1 A. Data Use Agreement Individual identifiers have been removed from the micro-data contained in these files. Nevertheless, under sections 308 (d) and 903 (c) of the Public Health Service Act (42 U.S.C. 242m and 42 U.S.C. 299 a-1), data collected by the Agency for Healthcare Research and Quality (AHRQ) and/or the National Center for Health Statistics (NCHS) may not be used for any purpose other than for the purpose for which they were supplied; any effort to determine the identity of any reported cases is prohibited by law. Therefore in accordance with the above referenced Federal Statute, it is understood that:

C-6. 2.5.1.1 Person Identifiers (DUID, PID, DUPERSID) ................................... C-6 2.5.1.2 Record Identifier (EVNTIDX) ....... C-6 2.5.1.3 Round Indicator (EVENTRN) ........ C-6 C-7 2.5.1.4 Panel Indicator (PANEL) ............... C-7 2.5.2 Home Health Event Variables....................... C-7 2.5.2.1 Date of Event (XXXXXXXX, HHDATEMM) ............................... C-7 2.5.2.2 Characteristics of Event (MPCELIG- OTHCWOS) ................................... C-7 2.5.2.3 Treatments, Therapies, and Services (HOSPITAL-OTHSVCOS) ............ C-8 2.5.2.4 Frequency of Event (FREQCY- HHDAYS) ...................................... C-8 Table of Contents (continued) 2.5.3 Flat Fee Variables ......................................... C-8 2.5.4 Condition, Procedure, and Clinical Classification Codes...................................... C-8 2.5.5 Expenditure Data........................................... C-8 C-9 2.5.5.1 Definition of Expenditures ............. C-8 C-9 2.5.5.2 Data Editing and Imputation Methodologies of Expenditure Variables ......................................... C-9 2.5.5.2.1 General Data Editing Methodology .................. C-9 C-10 2.5.5.2.2 General Hot-Deck Imputation Methodologies................ ...................... C-10 2.5.5.2.3 Home Health Data Editing and Imputation .. C-10 2.5.5.3 Imputation Flag Variable (IMPFLAG) .................................... C-11 2.5.5.4 Flat Fee Expenditures ..................... C-11 2.5.5.5 Zero Expenditures........................... C-11 2.5.5.6 Sources of Payment ........................ C-12 2.5.5.7 Home Health Expenditure Variables (HHSF10X – HHXP10XHHSF07X - HHXP07X) ............... C-13 2.5.5.8 Rounding......................................... C-13 3.0 Sample Weight (PERWT10FPERWT07F) ................................................... C-13 3.1 Overview ..................................................................... C-13 3.2 Details on Person Weight Construction ...................... C-14 3.2.1 MEPS Panel 14 11 Weight................................. C-14 3.2.2 MEPS Panel 15 12 Weight................................. C-14 C-15 3.2.3 The Final Weight for 2010 2007............................ C-15 3.2.4 Coverage ....................................................... C-16 3.3 Using MEPS Data for Trend Analysis ........................ C-16 4.0 Strategies for Estimation............................................................ C-16 4.1 Developing Event-Level Estimates ............................. C-16 4.2 Person-Based Estimates for Home Health Care Care.......... C-18 4.3 Variables with Missing Values.................................... C-19 4.4 Variance Estimation (XXXXXX, VARSTR) ............... C-19 Table of Contents (continued) 5.0 Merging/Linking MEPS Data Files ........................................... C-20 5.1 Linking to the Person-Level File ................................. C-20 5.2 Linking to the Prescribed Medicines File.................... C-21 5.3 Linking to the Medical Conditions File....................... C-21 References.............................................................................................. C-22 D Variable-Source Crosswalk ................................................................... D-1 A. Data Use Agreement Individual identifiers have been removed from the micro-data contained in these files. Nevertheless, under sections 308 (d) and 903 (c) of the Public Health Service Act (42 U.S.C. 242m and 42 U.S.C. 299 a-1), data collected by the Agency for Healthcare Research and Quality (AHRQ) and/or the National Center for Health Statistics (NCHS) may not be used for any purpose other than for the purpose for which they were supplied; any effort to determine the identity of any reported cases is prohibited by law. Therefore in accordance with the above referenced Federal Statute, it is understood that:

C-6. 2.5.1.1 Person Identifiers (DUID, PID, DUPERSID) ................................... C-6 2.5.1.2 Record Identifier (EVNTIDX) ....... C-6 2.5.1.3 Round Indicator (EVENTRN) ........ C-6 C-7 2.5.1.4 Panel Indicator (PANEL) ............... C-7 2.5.2 Home Health Event Variables....................... C-7 2.5.2.1 Date of Event (XXXXXXXX, HHDATEMM) ............................... C-7 2.5.2.2 Characteristics of Event (MPCELIG- OTHCWOS) ................................... C-7 2.5.2.3 Treatments, Therapies, and Services (HOSPITAL-OTHSVCOS) ............ C-8 2.5.2.4 Frequency of Event (FREQCY- HHDAYS) ...................................... C-8 Table of Contents (continued) 2.5.3 Flat Fee Variables ......................................... C-8 2.5.4 Condition, Procedure, and Clinical Classification Codes...................................... C-8 2.5.5 Expenditure Data........................................... C-8 C-9 2.5.5.1 Definition of Expenditures ............. C-8 C-9 2.5.5.2 Data Editing and Imputation Methodologies of Expenditure Variables ......................................... C-9 2.5.5.2.1 General Data Editing Methodology .................. C-9 C-10 2.5.5.2.2 Imputation Methodologies................ C-10 2.5.5.2.3 Home Health Data Editing and Imputation .. C-10 2.5.5.3 Imputation Flag Variable (IMPFLAG) .................................... C-11 2.5.5.4 Flat Fee Expenditures ..................... C-11 2.5.5.5 Zero Expenditures........................... C-11 2.5.5.6 Sources of Payment ........................ C-12 2.5.5.7 Home Health Expenditure Variables (HHSF10X – HHXP10XHHSF14X - HHXP14X) ............... C-13 C-12 2.5.5.8 Rounding......................................... C-13 3.0 Sample Weight (PERWT10FPERWT14F) ................................................... C-13 3.1 Overview ..................................................................... C-13 3.2 Details on Person Weight Construction ...................... C-14 C-13 3.2.1 MEPS Panel 14 Weight................................. 18 Weight Development Process .......................................................... C-14 3.2.2 MEPS Panel 15 Weight................................. 19 Weight Development Process .......................................................... C-14 3.2.3 The Final Weight for 2010 2014 ............................ C-15 3.2.4 Coverage ....................................................... C-16 C-15 3.3 Using MEPS Data for Trend Analysis ........................ C-16 C-15 4.0 Strategies for Estimation............................................................ C-16 4.1 Developing Event-Level Estimates ............................. C-16 4.2 Person-Based Estimates for Home Health Care .......... C-18 4.3 Variables with Missing Values.................................... C-19 C-18 4.4 Variance Estimation (XXXXXX, VARSTR) ............... C-19 Table of Contents (continued) 5.0 Merging/Linking MEPS Data Files ........................................... C-20 5.1 Linking to the Person-Level File ................................. C-20 5.2 Linking to the Prescribed Medicines File.................... C-21 5.3 Linking to the Medical Conditions File....................... C-21 References.............................................................................................. C-22 D Variable-Source Crosswalk ................................................................... D-1 A. Data Use Agreement Individual identifiers have been removed from the micro-data contained in these files. Nevertheless, under sections 308 (d) and 903 (c) of the Public Health Service Act (42 U.S.C. 242m and 42 U.S.C. 299 a-1), data collected by the Agency for Healthcare Research and Quality (AHRQ) and/or the National Center for Health Statistics (NCHS) may not be used for any purpose other than for the purpose for which they were supplied; any effort to determine the identity of any reported cases is prohibited by law. Therefore in accordance with the above referenced Federal Statute, it is understood that: