Table 4 Multivariable logistic regression of the effect of the number of pain sites on perceived academic impairment
| Â | Difficulty in concentrating | Frustration with poor academic performance | ||||
|---|---|---|---|---|---|---|
| Â | Adjusted ORd) | 95% CI | p-value | Adjusted ORd) | 95% CI | p-value |
Model 1a) | ||||||
 1 pain site | 1.36 | (1.24–1.48) | <0.01 | 1.29 | (1.19–1.40) | <0.01 |
 2 pain sites | 1.79 | (1.62–1.98) | <0.01 | 1.76 | (1.60–1.92) | <0.01 |
 3 pain sites | 2.66 | (2.33–3.04) | <0.01 | 2.58 | (2.27–2.92) | <0.01 |
Model 2b) | ||||||
 1 pain site | 1.31 | (1.19–1.44) | <0.01 | 1.26 | (1.16–1.38) | <0.01 |
 2 pain sites | 1.66 | (1.49–1.85) | <0.01 | 1.65 | (1.49–1.82) | <0.01 |
 3 pain sites | 2.23 | (1.92–2.59) | <0.01 | 2.26 | (1.96–2.60) | <0.01 |
Model 3c) | ||||||
 1 pain site | 1.02 | (0.92–1.14) | 0.65 | 1.04 | (0.94–1.14) | 0.45 |
 2 pain sites | 1.05 | (0.93–1.18) | 0.46 | 1.14 | (1.03–1.27) | 0.02 |
 3 pain sites | 1.14 | (0.97–1.34) | 0.11 | 1.32 | (1.14–1.54) | <0.01 |