ISO 29783-3:2016规定了一种通过识别步态周期每个子阶段中与正常步态模式的偏差来描述由病理学（不包括假肢步态）导致的异常步态模式的方法。对偏差的描述包括异常足部接触和关节运动异常。

ISO 29783-3:2016 specifies a method of describing abnormal gait patterns resulting from pathology (excluding prosthetic gait) by identifying the deviations from the normal pattern of gait during each sub-phase of the gait cycle. The description of the deviations includes references to abnormal foot contact and abnormalities of joint motion.