Table 2.

Stress distribution, peak and position analysis for femur. *p<0.05 Compared with PFNA 200 mm.

PFNA length	Evans Type IV		Type V
	Medial stress peak (MPa)	Lateral stress peak	Medial stress peak	Lateral stress peak
200 mm	23.42±1.26	15.62±1.62	23.65±1.54	14.43±1.35
240 mm	19.56±1.32*	17.85±1.75	20.13±1.96	16.62±1.48
280 mm	19.42±1.45*	17.96±1.83	20.24±1.78	16.75±1.62