Non-stochastic effect definition

Non-stochastic effect means a health effect, the severity of which varies with the dose and for which a threshold is believed to exist. For purposes of these regulations, "deterministic effect" shall be considered an equivalent term.
Non-stochastic effect means health effects, the severity of which varies with the dose, and for which a threshold is believed to exist. Radiation-induced cataract formation is an example of a non-stochastic effect.