Table 6.
Linear Regression Analysis for Prediction of Factors Affecting Quality of Life in Combined KOA and FM Patients
| Univariable | Multivariable | |||
|---|---|---|---|---|
| β | p | β | p | |
| Age | −1.020 | 0.023* | −0.100 | 0.773 |
| BMI | −0.182 | 0.774 | ||
| Disease duration | −2.052 | 0.112 | ||
| Lequesene’s score | −1.078 | 0.074 | ||
| VAS | −2.251 | 0.046* | −0.222 | 0.810 |
| PSQI | −1.762 | 0.034* | −0.581 | 0.379 |
| PASS20 | −0.382 | <0.001* | −0.944 | <0.001* |
| FIQ | −0.298 | 0.002* | −0.138 | 0.260 |
| BDI-II | −0.317 | 0.363 | ||
Notes: *p<0.05. β: regression coefficient.
Abbreviations: KOA, knee osteoarthritis; FM, fibromyalgia; BMI, body mass index; VAS, visual analog scale; PSQI, Pittsburgh Sleep Quality Index; PASS20, Pain Anxiety Symptom Scale Short Form 20; FIQ, Fibromyalgia Impact Questionnaire; BDI-II, Beck Depression Inventory.