Table 4.

Version used and scoring of the WOMAC total (n = 41)

	n	%
Scoring version
Likert scale	17	41
NRS	3	7
VAS	3	7
Unclear	18	44
Item range
0–4	21	51
0–10	7	17
0–100	2	5
1–4	1	2
Unclear	10	24
Method to combine subscales
Sum	31	76
Average	3	7
Sum and convert to percentage	1	2
Sum with equal weighting for subscales	1	2
Unclear	5	12