Table 3.

AKS Pain, Knee and Functional scores as reported by patients or recorded by the physician

	Patient-reported score Mean ± s.d. (n = 285)	Physician-assessed score Mean ± s.d. (n = 285)	Difference (physician–patient) Mean ± s.d. [95% CI] (n = 285)	P-value*
AKS Pain score	35.8 ± 15.6	43.9 ± 11.1	8.0 ± 15.1 [6.2, 9.8]	<0.001
AKS Knee score	79.8 ± 20	88.9 ± 13.3	9.1 ± 17.8 [7.0, 11.2]	<0.001
AKS Functional score	57.7 ± 23.1	65.7 ± 26.4	8.5 ± 19.5 [5.8, 10.1]	<0.001

*Comparisons were made using independent-sample t-test.