Does the change between the native and the prosthetic posterior tibial slope influence the clinical outcomes after posterior stabilized TKA? A review of 793 knees at a minimum of 5 years follow-up

Open Access

Table 3

Complications in both groups.

	Group ≤ 10° (n = 703)	Group > 10° (n = 90)	P value
All complication	39 (5.5%)	1 (1.1%)	0.07
Revision for all causes	33 (4.7%)	1 (1.1%)	0.12
Femoral loosening	1 (0.1%)		0.72
Tibial loosening	3 (0.4%)		0.53
Patellar button loosening	3 (0.4%)		0.53
Patellar resurfacing	4 (0.6%)		0.47
Patellar instability	4 (0.6%)		0.47
Lateral patellar facetectomy	3 (0.4%)		0.53
Infection	8 (1.3%)	1 (1.1%)	0.97
Stiffness	2 (0.3%)		0.61
Laxity	2 (0.3%)		0.61
Skin necrosis	1 (0.1%)		0.72
Clunk syndrome	1 (0.1%)		0.72
Oversizing	1 (0.1%)		0.72
Complications not requiring surgical revision	6 (0.8%)		0.38
Stiffness (mobilization under anesthesia)	4 (0.6%)		0.47
CRPS	2 (0.3%)		0.61

CPRS: complex regional pain syndrome.

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