Comparison of the Therapeutic Effects of Tension Band with Cannulated Screw and Tension Band with Kirschner Wire on Patella Fracture

Table 3

Operation related indicators ().

	TBWCS ()	TBWKW ()
Operation time (min)			1.556	0.122
Incision length (cm)			1.715	0.089
Intraoperative blood loss (mL)			7.490	<0.001
Hospitalization time (days)			2.309	0.022
Start time of postoperative functional exercise (days)			11.035	<0.001
Fracture healing time (weeks)			5.995	<0.001
Angle of limb loss (angles)			7.932	<0.001
Fracture gap after operation			0.669	0.716
0 mm	52 (73.24)	58 (77.33)
≤2 mm	14 (19.72)	11 (14.67)
≥3 mm	5 (7.04)	6 (8.00)
Secondary operation	1 (1.41)	11 (14.67)	6.832	0.009