Table VI.

Distribution of mean SLS values over WOMAC-function quartiles.

	WOMAC*-function (cm) quartiles
	Q1	Q2	Q3	Q4
	≤2.3	2.3–4.4	4.4–6.5	≥6.5
SLS† (%)‡	37.9	36.4	34.6	33.8
95% C.I.	37.2–38.7	35.5–37.3	33.7–35.4	32.3–35.2

^†Western Ontario and McMaster University Osteoarthritis Index.

^‡Single limb support. ‡One-way ANOVA test. Significance level was set at p < 0.05.

Significant differences in SLS were found over the quartiles.