Table 3.
Unadjusted and adjusted odds ratios (OR with 95% CIs) of readmission to hospital due to CVD (N = 2556) and non-CVD diseases (N = 3224) the first year after an MI among individuals with different PA level and smoking status
| 1-year readmission CVD N = 22,049 | 1-year readmission non-CVD N = 22,049 | |||||
|---|---|---|---|---|---|---|
| Variable | Unadjusted OR | Adjusted ORa | Adjusted ORb | Unadjusted OR | Adjusted ORa | Adjusted ORb |
| Physical activity levelc | ||||||
| Low | 1.0 referent | 1.0 referent | 1.0 referent | 1.0 referent | 1.0 referent | 1.0 referent |
| Medium | 0.65 (0.58–0.73)*** | 0.65 (0.58–0.76)*** | 0.74 (0.66–0.83)*** | 0.59 (0.50–0.69)*** | 0.59 (0.50–0.69)*** | 0.65 (0.55–0.76)*** |
| High | 0.63 (0.57–0.70)*** | 0.64 (0.58–0.71)*** | 0.75 (0.68–0.84)*** | 0.55 (0.47–0.63)*** | 0.56 (0.48–0.64) *** | 0.63 (0.55–0.73)*** |
| Smoking status | ||||||
| Smokers | 1.0 referent | 1.0 referent | 1.0 referent | 1.0 referent | 1.0 referent | 1.0 referent |
| Former smokersd | 1.07 (0.93–1.22) | 1.10 (0.96–1.26) | 1.15 (0.99–1.34) | 1.02 (0.84–1.24) | 1.08 (0.88–1.31) | 1.18 (0.97–1.44) |
| Never-smokers | 0.98 (0.85–1.13) | 1.00 (0.87–1.16) | 1.20 (1.04–1.38) | 1.10 (0.89–1.35) | 1.16 (0.94–1.43) | 1.34 (1.09–1.66)** |
aAdjusted for age and gender
bFurther adjusted for ST elevation myocardial infarction, percutaneous coronary intervention, left ventricular ejection fraction, body mass index, health-related quality of life, estimated glomerular filtration rate and full pharmacological treatment
cPhysical activity level; low = 0–1 sessions/week; medium = 2–4 sessions/week and high = 5–7 sessions/week
dNo smoking during the last month
**Difference between smokers and never-smokers p < 0.01
***Difference (p < 0.001) between low and medium PA level, respectively, low and high PA level