Table 4.

Detailed description of the different outcome scores at 3-year follow-up (n = 129)

3-year outcome	Range	Mean	SD	Ceiling effect, in %	IQR
KOOS
Pain	31–100	88	16	36	18
Symptoms	32–100	88	12	19	14
ADL	31–100	86	17	24	23
Sport/rec	0–100	62	28	6	45
QoL	19–100	81	22	29	31
KSS
Knee score	31–100	91	12	16	12
Function score	−10 to 100	83	21	48	30
Oxford score	12–43	18	7	16	8
Satisfaction (VAS)	10–100	91	16	40	10

For abbreviations and explanations, see Table 2.

IQR: interquartile range.