Table 2.

The functional results and complications.

Technique	Functional results (Judet's criteria)				Complications
	Excellent	Good	Fair	Poor	Extension lag	Skin necrosis	Rupture of the quadriceps tendon
Thompson	22.5%	67.5%	5%	5%	✓	✓	✓
Judet	38.10%	42.86%	19.05%		✓	✓	✓
Wang	72.73%	22.73%	4.54%		✓
Liu	85.71%	14.29%

Judet's criteria for the surgical results is as follows: excellent: ROM > 100°; good: ROM, 80°–100°; Fair: ROM, 50°–80°; and poor: ROM < 50°.