Total Knee Arthroplasty, All-in-One versus Four-in-One Femoral Cutting Jig System: A Comparison Study

Table 3

Outcome comparison between all-in-one & four-in-one implant.

Parameter		All-in-one (n = 55)	Four-in-one (n = 41)	-value
Surgery duration (minutes)		128.00 ± 36.24	210.61 ± 57.54	0.000
X-ray finding	Alpha (α) angle^1	97.02 ± 2.77	96.35 ± 5.46	0.476
	Beta (β) angle^1	86.62 ± 2.80	86.03 ± 2.41	0.273
	Delta (δ) angle^1	86.33 ± 4.36	86.81 ± 4.24	0.594
	Gamma (γ) angle	7.61 ± 5.47	7.38 ± 4.56	0.818
SF-12	Physical score	51.79 ± 7.99	51.58 ± 7.96	0.119
	Mental score	58.10 ± 0.72	58.06 ± 0.56	0.815
KSS (short form)	How long can you walk (0–20)	17.82 ± 2.96	16.88 ± 2.76	0.059
	Walking on an uneven surface (0–15)	14.78 ± 0.96	15.00 ± 0.00	0.131
	Climbing or descending stairs (0–15)	13.91 ± 3.18	11.93 ± 5.71	0.100
	Getting up from a low couch or chair without arms (0–15)	14.56 ± 2.19	14.49 ± 2.41	0.724
	Running (0–20)	1.04 ± 2.96	1.61 ± 4.09	0.676
	Discretionary activity (0–15)	14.56 ± 2.12	15.00 ± 0.00	0.079
	Total (0–100)	76.67 ± 7.98	74.90 ± 8.07	0.063
KOOS	Pain	97.20 ± 5.05	98.98 ± 1.59	0.082
	Symptoms	79.07 ± 8.63	80.76 ± 5.33	0.184
	Activities of daily living (ADL)	97.31 ± 5.51	98.34 ± 1.76	0.494
	Sport and recreation	69.87 ± 16.83	72.80 ± 8.37	0.736
	Quality of life	88.87 ± 12.26	92.93 ± 3.16	0.178

Note. All tests were analyzed using Mann-Whitney tests unless stated otherwise. 1, analyzed using an independent t-test. Statistically significant ().