Table 2.

Preoperative functional scores

	UKR	TKR
	Mean ± SD (range)	Mean ± SD (range)
Range of motion	106.6 ± 12.0 (90–138)	105.3 ± 15.3 (81–135)
AKSS
Clinical	46.4 ± 14.9 (12–85)	45.0 ± 13.5 (14–82)
Function	46.8 ± 20.0 (10–90)	45.6 ±14.3 (9–80)
WOMAC
Total	51.8 ± 17.5 (15–88)	52.0 ± 17.9 (14–93)
OKS	36.7 ± 8.9 (23–52)	36.6 ± 9.5 (25–51)
SF-36
Physical component	24.7 ± 7.7 (16–45.9)	25.0 ± 7.8 (145–44.4)
Mental component	50.5 ± 10.3 (30–70.6)	49.9 ± 11.5 (29.5–70.5)
TKQF
Activities of daily living	3.3 ± 2.1 (0.7–7.2)	2.9 ± 2.3 (0.5–7.1)
Sport and exercise	2.8 ± 2.3 (0–6.1)	2.8 ± 1.9 (0–5.2)
Movement and lifestyle	3.1 ± 1.9 (0–5.3)	3.2 ± 1.7 (0–6.0)
Composite	2.9 ± 1.8 (0.6–4.8)	2.6 ± 1.5 (0.4–5.1)