Results of a proportional hazards model analysis predicting 214 coronary deaths among 1622 men in 35 years as a function of six risk factors
| Risk factor | Coefficient | T Value | Delta for computing hazard ratios | Hazard ratios | 95% CI |
|---|---|---|---|---|---|
| CI, confidence interval. | |||||
| Age in years | 0.0891 | 6.08 | 5 years | 1.56 | 1.35 to 1.80 |
| Systolic blood pressure in mm Hg | 0.0181 | 5.18 | 20 mm Hg | 1.44 | 1.25 to 1.65 |
| Serum cholesterol in mmol/l | 0.2668 | 4.25 | 1 mmol/l | 1.31 | 1.15 to 1.48 |
| Physical activity score (1, 2, 3) | −0.3218 | −3.33 | 1 score unit | 0.72 | 0.60 to 0.88 |
| Body mass index in kg/m2 | 0.0025 | 0.13 | 3 kg/m2 | 1.01 | 0.90 to 1.13 |
| Cigarettes/day | 0.0204 | 2.96 | 10 cigarettes | 1.23 | 1.07 to 1.40 |