Table 2.
Hazard Ratios for PD by job demands and control tertiles.
| Demands | HRa | 95% CI | Control | HRa | 95% CI | |
|---|---|---|---|---|---|---|
| Model 1 | Low | 1.00 | Ref. | Low | 1.00 | Ref. |
| Middle | 0.97 | 0.94‐1.01 | Middle | 0.98 | 0.95‐1.02 | |
| High | 1.19 | 1.15‐1.23 | High | 1.29 | 1.25‐1.33 | |
| Model 2 | ||||||
| Men | Low | 1.00 | Ref. | Low | 1.00 | Ref. |
| Middle | 1.04 | 1.00‐1.09 | Middle | 1.09 | 1.04‐1.15 | |
| High | 1.19 | 1.14‐1.23 | High | 1.16 | 1.11‐1.20 | |
| Women | Low | 1.00 | Ref. | Low | 1.00 | Ref. |
| Middle | 1.01 | 0.95‐1.06 | Middle | 1.07 | 1.02‐1.12 | |
| High | 1.13 | 1.07‐1.20 | High | 1.17 | 1.10‐1.24 | |
| Model 3 | ||||||
| Low education | Low | 1.00 | Ref. | Low | 1.00 | Ref. |
| Middle | 0.92 | 0.88‐0.96 | Middle | 0.94 | 0.89‐0.98 | |
| High | 1.09 | 1.03‐1.16 | High | 1.23 | 1.16‐1.29 | |
| Middle education | Low | 1.00 | Ref. | Low | 1.00 | Ref. |
| Middle | 1.03 | 0.97‐1.09 | Middle | 0.90 | 0.85‐0.96 | |
| High | 1.09 | 1.03‐1.15 | High | 1.18 | 1.12‐1.25 | |
| High education | Low | 1.00 | Ref. | Low | 1.00 | Ref. |
| Middle | 1.07 | 0.95‐1.20 | Middle | 0.93 | 0.78‐1.11 | |
| High | 1.10 | 1.01‐1.21 | High | 1.02 | 0.86‐1.21 | |
| Model 4 | ||||||
| Men | ||||||
| Low education | Low | 1.00 | Ref. | Low | 1.00 | Ref. |
| Middle | 1.00 | 0.94‐1.06 | Middle | 1.00 | 0.94‐1.07 | |
| High | 1.09 | 1.02‐1.16 | High | 1.07 | 1.01‐1.14 | |
| Middle education | Low | 1.00 | Ref. | Low | 1.00 | Ref. |
| Middle | 1.02 | 0.94‐1.10 | Middle | 0.98 | 0.90‐1.08 | |
| High | 1.03 | 0.97‐1.11 | High | 1.00 | 0.93‐1.07 | |
| High education | Low | 1.00 | Ref. | Low | 1.00 | Ref. |
| Middle | 1.17 | 1.01‐1.35 | Middle | 1.00 | 0.79‐1.25 | |
| High | 1.14 | 1.01‐1.27 | High | 0.86 | 0.69‐1.06 | |
| Women | ||||||
| Low education | Low | 1.00 | Ref. | Low | 1.00 | Ref. |
| Middle | 1.01 | 0.94‐1.08 | Middle | 1.06 | 0.99‐1.13 | |
| High | 1.00 | 0.90‐1.12 | High | 1.18 | 1.05‐1.33 | |
| Middle education | Low | 1.00 | Ref. | Low | 1.00 | Ref. |
| Middle | 1.04 | 0.95‐1.13 | Middle | 0.97 | 0.89‐1.05 | |
| High | 1.03 | 0.94‐1.13 | High | 0.97 | 0.87‐1.09 | |
| High education | Low | 1.00 | Ref. | Low | 1.00 | Ref. |
| Middle | 0.98 | 0.80‐1.19 | Middle | 1.04 | 0.79‐1.37 | |
| High | 1.08 | 0.92‐1.26 | High | 1.02 | 0.78‐1.34 |
a
Hazard ratios (HR) estimated by Cox proportional hazard regression with attained age as underlying time scale adjusting for lifetime chronic obstructive pulmonary disease, without any further adjustments (model 1), including an interaction term with sex (model 2), including an interaction term with education (model 3), and including an interaction with both sex and education (model 4).