Surgically Treated Nonunion following Ischial Tuberosity Avulsion Fracture of a 14-Year-Old Athlete

Table 1

	Hamstrings strength
	Right (nm/kg)	Left (nm/kg)	L/R
Pre-operation	0.40	0.45	112.5%
3 months	0.62	0.33	53.2%
6 months	0.83	0.81	97.6%
9 months	0.78	0.67	85.9%
12 months	0.83	0.73	88.0%
15 months	0.75	0.67	89.3%
24 months	0.67	0.60	89.6%

Pre- and postoperative data of the right and left hamstring strength measured by a handheld dynamometer in 90 degrees of knee flexion. The score represents the torque-weight ratio.