Event | SES shift | ||||
Sharply downward (n=166) | Moderately downward (n=470) | Stable (n=10 273) | Moderately upward (n=2449) | Sharply upward (n=5314) | |
Death from cardiovascular causes | |||||
No of events | 11 | 2 | 261 | 49 | 194 |
Incidence rate (no/1000 person-years) | 7.10 | 0.44 | 2.64 | 1.99 | 3.66 |
Survival time ratio (95% CI) | 0.73 (0.57 to 0.95) | 1.46 (0.83 to 2.57) | 1 (ref) | 1.48 (1.15 to 1.92) | 1.24 (1.12 to 1.37) |
Major coronary events | |||||
No of events | 8 | 1 | 121 | 21 | 70 |
Incidence rate (no/1000 person-years) | 5.19 | 0.22 | 1.23 | 0.85 | 1.32 |
Survival time ratio (95% CI) | 0.52 (0.35 to 0.76) | 1.66 (0.61 to 4.50) | 1 (ref) | 1.73 (1.16 to 2.60) | 1.31 (1.07 to 1.61) |
Stroke | |||||
No of events | 12 | 31 | 729 | 150 | 394 |
Incidence rate (no/1000 person-years) | 7.94 | 6.96 | 7.53 | 6.21 | 7.58 |
Survival time ratio (95% CI) | 1.06 (0.82 to 1.38) | 0.95 (0.80 to 1.13) | 1 (ref) | 1.13 (0.99 to 1.28) | 1.02 (0.93 to 1.11) |
Survival time ratio for each SES shift pattern was adjusted for baseline age, gender, BMI group, marital status, region of residence, smoking status, alcohol consumption status, self-rated health status, family history of cardiovascular diseases, diagnosis of hypertension, diagnosis of diabetes mellitus, total daily physical activity and baseline SES.
BMI, body mass index; SES, socioeconomic status.