Descriptive data of the population
| High strain | Other | Overall | |
|---|---|---|---|
| N (%) | 668 (11.1) | 5367 (88.9) | 6035 (100) |
| Age, years | 55.3 (2.0) | 55.3 (2.1) | 55.3 (2.1) |
| Cholesterol | 6.45 (0.9) | 6.40 (1.04) | 6.40 (1.05) |
| Systolic blood pressure, mm Hg | 147.2 (20.5) | 145.9 (19.5) | 146.0 (19.6) |
| Body mass index | 25.6 (3.3) | 25.7 (3.2) | 25.6 (3.7) |
| Diabetes, % (n) | 3.6 (24) | 2.7 (144) | 2.8 (168) |
| Hypertension, % (n) | 23.5 (157) | 21.8 (1171) | 22.7 (1328) |
| Hypertensive medication, % (n) | 16.3 (109) | 14.5 (777) | 14.7 (886) |
| White collar job, % (n) | 26.3 (178) | 53.2 (2855) | 50.2 (3033) |
| Self-reported stress at baseline, % | 36.3 (234) | 36.7 (1925) | 36.7 (2159) |
| Smoking status, % (n) | |||
| Never | 21.1 (141) | 24.0 (1289) | 23.7 (1430) |
| Current | 44.8 (299) | 36.8 (1973) | 37.6 (2272) |
| Quitter | 26.8 (179) | 31.7 (1700) | 31.1 (1879) |
| Starter | 2.7 (18) | 2.9 (154) | 2.9 (172) |
| Unknown | 4.6 (31) | 4.7 (251) | 4.7 (282) |
| Number (%) of events | 60 (9.0) | 376 (7.0) | 436 (7.2) |
| Age at event | 68.2 (5.2) | 68.5 (4.9) | 68.5 (4.9) |
| Follow-up time, years | 16.5 (4.9) | 16.9 (4.8) | 16.8 (4.8) |
Values are mean (SD) unless otherwise noted.