Results from multinomial logistic regression for factors associated with latent class membership
| Reference (minimal MM risk) | Concordant MM | Discordant MM | ||
| Characteristic | Relative risk ratio (95% CI) | P value | Relative risk ratio (95% CI) | P value |
| Age (years) | 1.08 (1.04 to 1.12) | <0.001 | 1.09 (1.04 to 1.14) | 0.001 |
| Sex | ||||
| Male | Reference | Reference | ||
| Female | 4.38 (1.42 to 13.6) | 0.011 | 2.04 (0.58 to 7.24) | 0.267 |
| Alcohol | ||||
| No | Reference | Reference | ||
| Yes | 1.13 (0.13 to 9.76) | 0.908 | 0.37 (0.08 to 1.70) | 0.201 |
| Tobacco | ||||
| No | Reference | Reference | ||
| Yes | 2.92 (0.61 to 13.9) | 0.178 | 8.86 (2.03 to 38.8) | 0.004 |
| Add salt at table | ||||
| No | Reference | Reference | ||
| Yes | 1.00 (0.43 to 2.33) | 0.992 | 0.53 (0.23 to 1.22) | 0.136 |
| Physical activity | ||||
| No | Reference | Reference | ||
| Yes | 1.12 (0.48 to 2.61) | 0.784 | 0.77 (0.26 to 2.30) | 0.639 |
| Residence | ||||
| Urban | Reference | Reference | ||
| Rural | 1.14 (0.41 to 3.21) | 0.799 | 1.31 (0.43 to 4.00) | 0.633 |
| Household wealth tertile | ||||
| 1 (lowest) | Reference | Reference | ||
| 2 | 1.10 (0.45 to 2.71) | 0.833 | 0.61 (0.23 to 1.58) | 0.303 |
| 3 (highest) | 1.49 (0.38 to 5.8) | 0.564 | 0.43 (0.05 to 3.75) | 0.443 |
| Sleep quality | ||||
| Good/very good | Reference | Reference | ||
| Moderate | 1.58 (0.67 to 3.72) | 0.292 | 1.65 (0.57 to 4.77) | 0.35 |
| Poor/very poor | 2.38 (0.66 to 8.55) | 0.183 | 0.99 (0.23 to 4.34) | 0.989 |
| BMI | 0.98 (0.92 to 1.04) | 0.540 | 1.01 (0.97 to 1.06) | 0.564 |
| Years educated | 1.00 (0.91 to 1.11) | 0.861 | 1.01 (0.83 to 1.23) | 0.939 |
BMI, body mass index; MM, multimorbidity.