Table 4.
Cox regression analyses of the association between psychological distress and T2DM among different HKCDRS groups in traffic police officers
| HKCDRS and psychological distress at baseline | Sample size | Cases | HR (95% CI) for 4-year incidence of T2DM |
|||
|---|---|---|---|---|---|---|
| Comparison 1 | Comparison 2 | Comparison 3 | Comparison 4 | |||
| HKCDRS 0–7, no psychological distress | 632 | 24 | Reference | 1.75 (0.53 to 5.77) | 0.26 (0.08 to 0.83) | 0.14 (0.04 to 0.48) |
| HKCDRS 0–7, psychological distress | 174 | 7 | 0.57 (0.17 to 1.88) | Reference | 0.45 (0.29 to 0.71) | 0.54 (0.32 to 0.94) |
| HKCDRS>7, no psychological distress | 620 | 56 | 2.20 (1.40 to 3.47) | 3.86 (1.21 to 12.35) | Reference | 0.25 (0.13 to 0.45) |
| HKCDRS>7, psychological distress | 157 | 19 | 4.05 (2.20 to 7.44) | 7.09 (2.07 to 24.29) | 1.84 (1.06 to 3.17) | Reference |
Alternative reference groups are shown in comparisons 1–4. Models are adjusted for marital status, education level, exercise activity, smoking, alcohol intake and working hours. All comparisons are based on the same data, but with a different reference group.
HKCDRS, Hong Kong Chinese Diabetes Risk Score; T2DM, type 2 diabetes mellitus.