보행 분석 what isthe meaning of gait for PT? pt에서 왜 보행분석을 해야 하는가? gait is variable ˚ this arises from competing goals: - progression : center of mass(CM) forward, maintain balance, avoid collapse 무게중심 - support : keep upright, maintain balance, avoid collapse 안정감 지지 - obstacle avoidance and foor placement : foot clearance. negotiate your way through the world - energy conservation : 'efficiency'..