Table 4 Association of ADL, IADL, mood, and quality of life with pain

ADL^b, mean ± SD

24.8 ± 32.2

25.0 ± 31.1

ADL^b, n (%)

 No dependence (100)

123 (3.6)

68 (2.9)

reference

 Dependence (0—99)

1.20 (0.89—1.63)

.24

 Mild (91 – 99)

72 (2.1)

34 (1.5)

0.80 (0.48—1.33)

.40

 Moderate (61- 90)

418 (12.2)

292 (12.6)

1.22 (0.87—1.70)

.24

 Severe (21 – 60)

646 (18.8)

481 (20.8)

1.29 (0.94—1.79)

.12

 Total (0 – 20)

2169 (63.3)

1443 (62.3)

1.18 (0.87—1.60)

.29

IADL^c, mean ± SD

0.94 ± 1.62

1.04 ± 1.61

IADL^c, n (%)

 No dependence (8)

33 (1.0)

13 (0.6)

reference

 Dependence (0—7)

1.74 (0.91—3.32)

.09

 Mild (6 – 7)

79 (2.3)

50 (2.2)

1.57 (0.75—3.26)

.23

 Moderate (3 – 5)

368 (10.7)

301 (13.0)

2.08 (1.07—4.02)

.030

 Severe (0 – 2)

2948 (86.0)

1954 (84.3)

1.69 (0.89—3.23)

.11

Emotional/behavioral problems, n (%)

 No

2259 (65.9)

1408 (60.7)

reference

 Yes

1169 (34.1)

910 (39.3)

1.23 (1.10—1.38)^*

.0002^*

Mean EQ5D scores, mean ± SD (health: 1, -1.0259 ~ 1)

0.09 ± 0.39 (n = 3427)

-0.23 ± 0.48 (n = 2310)

 < .001^*