An 8-week multimodal treatment program improves symptoms of knee osteoarthritis: a real-world multicenter experience

Figures & data

Table 1 Baseline patient characteristics

Variable	Value (N=3,569)
Female sex (n=3,554), n (%)	1,948 (55)
age, mean ± standard deviation, years	70±11
Weight, mean ± standard deviation, kg	89±20
Body mass index, mean ± standard deviation, kg/m^2	31±7
Disease involvement, n (%)
Bilateral	2,593 (73)
Unilateral	976 (27)
Kellgren-lawrence grade (n=2,928), n (%)
I	112 (4)
II	453 (15)
III	1,279 (44)
IV	1,084 (37)
Knee Pain severity, 0–10 scale, mean ± standard deviation	5.4±2.9
WOMAC Pain, 0–100 scale, mean ± standard deviation	49±20
WOMAC Function, 0–100 scale, mean ± standard deviation	50±20
WOMAC stiffness, 0–100 scale, mean ± standard deviation	55±24

Abbreviation: WOMAC, Western Ontario and McMaster Universities Osteoarthritis index.

Figure 1 improvement in knee pain severity using a numeric scale after a multimodal knee osteoarthritis program.

Figure 2 improvement in Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC) subscores after a multimodal knee osteoarthritis program.

Figure 3 improvements in Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC) pain scores by Kellgren-Lawrence classification.

Table 2 Percentage of patients achieving the WOMAC minimal perceptible clinical improvement

Variable	Pain	Function	Stiffness
Sex
Male	76	73	72
Female	80	77	78
Age, years
<65	81	78	78
65–74	78	75	77
≥75	74	70	70
Body mass index, kg/m^2
≥30 kg/m^2	79	76	76
≤30 kg/m^2	79	75	76
Kellgren-lawrence grade
I	79	76	76
II	80	77	76
III	79	76	76
IV	76	73	73

Abbreviation: WOMAC, Western Ontario and McMaster Universities Osteoarthritis index.