Table 1

			Group		Total
			Case	Control	Total
Patellofemoral Complications	Contracture	Count	2	8	10
		% within Patellofemoral Complications	20.0%	80.0%	100.0%
		% within Group	4.7%	17.0%	11.1%
		% of Total	2.2%	8.9%	11.1%
	Ant. Knee Pain	Count	10	28	38
		% within Patellofemoral Complications	26.3%	73.7%	100.0%
		% within Group	23.3%	59.6%	42.2%
		% of Total	11.1%	31.1%	42.2%
	Quadriceps Weakness	Count	1	3	4
		% within Patellofemoral Complications	25.0%	75.0%	100.0%
		% within Group	2.3%	6.4%	4.4%
		% of Total	1.1%	3.3%	4.4%
	Negative	Count	30	8	38
		% within Patellofemoral Complications	78.9%	21.1%	100.0%
		% within Group	69.8%	17.0%	42.2%
		% of Total	33.3%	8.9%	42.2%
Total		Count	43	47	90
		% within Patellofemoral Complications	47.8%	52.2%	100.0%
		% within Group	100.0%	100.0%	100.0%
		% of Total	47.8%	52.2%	100.0%

Sign and symptoms of CRPS were seen in 4 patients (9.3%) in case group and 8 patients (17%) in control group with no significant difference (p=0.360). Failure of regaining full range of motion was seen in 2 patients (4.7%) in case group and in 14 patients (29.8%) in control group which is meaningful (p=0.002).

Table 1: Patellofemoral complications.