Table 5 JKOM value of each subgroup

Pain and stiffness

2.0 (3.5)

2.6 (3.5)

2.7 (3.8)

5.0 (5.8)

4.3 (5.2)

6.6 (6.3)

3.5 (4.9)

< 0.0001

Activities of daily living

1.2 (2.7)

1.4 (2.9)

2.0 (3.7)

3.2 (5.1)

3.6 (5.3)

4.8 (6.0)

2.4 (4.3)

< 0.0001

Participation in social activities

1.2 (1.6)

1.3 (1.6)

1.4 (1.8)

1.9 (2.7)

2.3 (2.9)

1.9 (2.6)

1.6 (2.2)

< 0.0001

General health conditions

1.3 (1.2)

1.3 (1.2)

1.6 (1.3)

1.8 (1.4)

2.4 (1.6)

2.1 (1.5)

1.7 (1.4)

< 0.0001

Total score

5.7 (7.3)

6.6 (7.5)

7.7 (8.6)

11.9 (13.3)

12.6 (13.0)

15.4 (14.8)

9.2 (11.1)

< 0.0001