Table 2.

One-way ANOVA statistical results for the maximum flexion at the knee joint

Group	n	Mean angles (degrees)	Std. deviation	p-value
Normal	60	45.13	9.91	0.001*
Mild	64	29.67	6.80
Severe	56	27.38	7.19
Total	180	34.27	11.34	0.001*