SCI ASIA Impairment Classification NLI - Neurological Level of Injury 신경학적 (손상) 레벨 A. Complete - No Sacral sensory or motor B. Sensory but no motor below NLI C. More than half of Key muscles below NLI have muscle grade or = to 3 E. Sensory and Motor normal. *complete ASIA A 인경우 1) volentary anal contraction x 2) S4-5 X 3) anal pressure x