Main effects model only | |||
---|---|---|---|
Factor | P | Relative Rate Ratio (adjusted) | 95% C.I |
Co-morbid conditions: one or more | 0.001 | 0.52 | 0.33-0.84 |
To Fill the day | 0.003 | 2.19 | 1.23-3.88 |
High Initial pain intensity | 0.022 | 0.57 | 0.35-0.92 |
Main effects plus interaction | |||
Factor | P | Relative Rate Ratio (adjusted) | 95% C.I |
Co-morbid conditions: one or more | 0.001 | 0.44 | 0.26-0.72 |
To Fill the day | 0.003 | 2.41 | 1.35-4.30 |
High Initial pain intensity | 0.008 | 0.51 | 0.31-0.84 |
Co-morbid conditions* self employment | 0.009 | 7.14 | 1.62-31.48 |
Relative rate ratio for interaction | 0.44 × 0.84 × 7.14 = 2.63 |