Table 2.
Associations between abnormal BMI and HRQoL impairments at baseline.
| BMI categories | ||||
|---|---|---|---|---|
| Normal weight (N = 854) |
Underweight (N = 76) |
Pre-obese (N = 427) |
Obese (N = 295) |
|
| EQ-5D mobility | ||||
| Level 2 + Level 3 | 297 + 5 = 302 (35.4%) |
25 + 1 = 26 (34.2%) |
200 + 1 = 201 (47.1%) |
173 + 1 = 174 (58.9%) |
| Unadj. OR (95% CI) | Ref. | 0.95 (0.58–1.56); p = 0.840 |
1.63 (1.28–2.06);
p < 0.001 |
2.63 (2.00–3.45);
p < 0.001 |
| Adj. OR (95% CI) | Ref. | 1.04 (0.62–1.71); p = 0.874 |
1.42 (1.11–1.82);
p = 0.005 |
2.09 (1.57–2.79);
p < 0.001 |
| EQ-5D self-care | ||||
| Level 2 + Level 3 | 123 + 5 = 128 (15.0%) |
16 + 1 = 17 (22.1%; N = 77) |
87 + 1 = 88 (20.7%; N = 426) |
72 + 5 = 77 (26.2%; N = 294) |
| Unadj. OR (95% CI) | Ref. | 1.61 (0.91–2.84); p = 0.100 |
1.48 (1.09–1.99);
p = 0.011 |
2.01 (1.46–2.77);
p < 0.001 |
| Adj. OR (95% CI) | Ref. | 1.71 (0.93–3.01); p = 0.074 |
1.30 (0.95–1.77); p = 0.099 |
1.63 (1.15–2.28):
p = 0.005 |
| EQ-5D usual activities | ||||
| Level 2 + Level 3 | 404 + 22 = 426 (50.0%; N = 852) |
36 + 2 = 38 (49.4%; N = 77) |
237 + 16 = 253 (59.4%; N = 426) |
197 + 18 = 215 (72.9%) |
| Unadj. OR (95% CI) | Ref. | 0.97 (0.61–1.55); p = 0.913 |
1.46 (1.16–1.85);
p = 0.002 |
2.69 (2.01–3.59);
p < 0.001 |
| Adj. OR (95% CI) | Ref. | 1.06 (0.65–1.73); p = 0.811 |
1.26 (0.98–1.61); p = 0.070 |
2.04 (1.50–2.78);
p < 0.001 |
| EQ-5D pain/discomfort | ||||
| Level 2 + Level 3 | 580 + 60 = 640 (75.2%; N = 851) |
58 + 3 = 61 (79.2%; N = 77) |
306 + 50 = 356 (83.2%; N = 428) |
220 + 46 = 266 (89.9%; N = 296) |
| Unadj. OR (95% CI) | Ref. | 1.26 (0.71–2.23); p = 0.433 |
1.63 (1.21–2.19);
p = 0.001 |
2.92 (1.94–4.40);
p < 0.001 |
| Adj. OR (95% CI) | Ref. | 1.50 (0.85–2.78); p = 0.181 |
1.30 (0.96–1.78); p = 0.099 |
1.87 (1.23–2.91);
p = 0.004 |
| EQ-5D anxiety/depression | ||||
| Level 2 + Level 3 | 404 + 47 = 451 (52.7%; N = 855) |
33 + 4 = 37 (48.1%; N = 77) |
209 + 27 = 236 (55.1%; N = 428) |
162 + 17 = 179 (60.7%) |
| Unadj. OR (95% CI) | Ref. | 0.83 (0.60–1.32); p = 0.429 |
1.10 (0.87–1.39); p = 0.418 |
1.38 (1.06–1.81);
p = 0.018 |
| Adj. OR (95% CI) | Ref. | 0.82 (0.51–1.31); p = 0.404 |
1.09 (0.86–1.39); p = 0.485 |
1.34 (1.01–1.79);
p = 0.043 |
Data are presented as numbers (percentage). In case of missing data, the number of available observations is indicated with N. P-values were derived from logistic regression analysis. P-values < 0.05 are in bold. Adj., adjusted; BMI, body mass index; CI, confidence interval; HRQoL, health-related quality of life; OR, odds ratio; Ref, reference; Unadj., unadjusted.