Table 3.
Multivariate regression analysis of effect of multimorbidity class membership on HRQoL outcomes.
| Physical component summary (PCS-12) score (N = 2,499) | Mental component summary (MCS-12) score (N = 2,499) | |
|---|---|---|
| β (95% CI) | β (95% CI) | |
| Multimorbidity class | ||
| Relatively healthy | [ref] | [ref] |
| Metabolic | −0.13 (−0.89, 0.62) | −0.27 (−1.16, 0.63) |
| Vascular-inflammatory | −5.48*** (−6.66, −4.29) | −1.69* (−3.09, −0.28) |
| Respiratory | −0.35 (−2.41, 1.70) | −2.53* (−4.97, −0.09) |
| Age, years | −0.11*** (−0.14, −0.09) | 0.06*** (0.03, 0.09) |
| Female sex | −0.26 (−0.99, 0.48) | −2.60*** (−3.47, −1.73) |
| Secondary level or higher | 1.39*** (0.64, 2.15) | −0.67 (−1.57, 0.23) |
| Employed full-time | 1.46*** (0.84, 2.07) | 0.21 (−0.53, 0.94) |
| Top 60% wealth quintile | 0.51 (−0.13, 1.16) | 1.42*** (0.66, 2.19) |
| Currently use alcohol | 0.66* (0.00, 1.32) | −0.76 (−1.55, 0.02) |
| Past or present smoker | −0.39 (−1.10, 0.33) | −1.88*** (−2.73, −1.03) |
| Low levels of physical activity | −0.93** (−1.53, −0.32) | −0.55 (−1.27, 0.17) |
| Private insurance coverage | −0.18 (−1.00, 0.65) | 1.11* (0.14, 2.09) |
| Public insurance coverage | −2.69*** (−3.66, −1.73) | 0.17 (−0.97, 1.31) |
| Recent health service use | −0.53 (−1.18, 0.11) | −1.03** (−1.80, −0.27) |
CI, confidence interval. Estimates based on non-missing data (<1% missing across all variables). *p < 0.05, **p < 0.01, ***p < 0.001.