Table 3.
Association of BMI and patient-reported outcomes over time.
| β Coefficient (95% CI) | value of p | |
|---|---|---|
| Outcome: FIQ over time | ||
| BMI | 0.610 (−0.836 to 2.055) | 0.409 |
| Outcome: HADS-A over time | ||
| BMI | 0.305 (0.039 to 0.570) | 0.024 |
| Outcome: HADS-D over time | ||
| BMI | 0.137 (−0.088 to 0.361) | 0.233 |
| Outcome: EQ-5D utility score over time | ||
| BMI | −0.003 (−0.018 to 0.120) | 0.692 |
| Outcome: EQ-5D VAS score over time | ||
| BMI | −0.636 (−2.754 to 1.481) | 0.556 |
| Outcome: SF-36 MCS over time | ||
| BMI | −0.067 (−1.736 to 1.603) | 0.938 |
| Outcome: SF-36 PCS score over time | ||
| BMI | −0.241 (−1.568 to 1.087) | 0.723 |
BMI, body mass index; EQ-5D, EuroQoL 5 dimensions; FIQ, fibromyalgia impact questionnaire; HADS-A, hospital anxiety and depression scale-anxiety; HADS-D, hospital anxiety and depression scale-depression; MCS, mental component score; PCS, physical component score; SF-36, 36-item short form health survey; VAS, visual analogue scale.