Table 2.
Risk factors for incident myocardial infarction (MI) in the farmer and control cohorts
| Characteristics | MI |
Stroke |
||
|---|---|---|---|---|
| Farmer | Control | Farmer | Control | |
| Sex, male | 2.262 (2.012, 2.538) | 2.475 (1.894, 3.236) | 1.295 (1.157, 1.451) | 0.941 (0.663, 1.335) |
| Age (y) | 1.053 (1.048, 1.057) | 1.059 (1.049, 1.069) | 1.092 (1.087, 1.098) | 1.091 (1.077, 1.105) |
| Personal history | ||||
| Hypertension | 1.217 (1.114, 1.329) | 0.958 (0.771, 1.191) | 1.119 (1.016, 1.232) | 1.085 (0.797, 1.479) |
| Diabetes mellitus | 1.699 (1.540, 1.875) | 1.819 (1.420, 2.329) | 1.538 (1.374, 1.722) | 1.761 (1.254, 2.473) |
| Dyslipidemia | 0.752 (0.615, 0.918) | 0.749 (0.507, 1.106) | 0.672 (0.515, 0.876) | 0.664 (0.353, 1.250) |
| Smoking | ||||
| Ever | 0.968 (0.875, 1.071) | 1.267 (0.954, 1.684) | 1.036 (0.924, 1.160) | 1.356 (0.882, 2.084) |
| Current | 1.833 (1.655, 2.030) | 2.042 (1.591, 2.622) | 1.604 (1.426, 1.805) | 2.033 (1.369, 3.020) |
| Body mass index (kg/m2) | 0.993 (0.978, 1.008) | 1.010 (0.972, 1.050) | 0.977 (0.960, 0.993) | 0.982 (0.932, 1.034) |
| Creatinine (mg/dL) | 1.031 (1.014, 1.048) | 1.026 (0.986, 1.069) | 1.010 (0.977, 1.045) | 1.042 (1.007, 1.077) |
| γ-glutamyl transferase (U/L) | 0.998 (0.997, 0.999) | 0.997 (0.995, 1.000) | 1.001 (1.001, 1.002) | 1.001 (0.999, 1.003) |
| Metabolic syndrome components | ||||
| High blood pressure | 1.292 (1.166, 1.431) | 1.611 (1.260, 2.060) | 1.393 (1.240, 1.565) | 1.315 (0.923, 1.875) |
| High waist circumference | 1.070 (0.971, 1.179) | 1.150 (0.905, 1.461) | 1.063 (0.953, 1.186) | 1.134 (0.812, 1.583) |
| High glucose | 1.014 (0.932, 1.103) | 0.955 (0.771, 1.183) | 1.003 (0.914, 1.100) | 1.055 (0.783, 1.422) |
| High triglycerides | 1.354 (1.253, 1.464) | 1.644 (1.349, 2.003) | 1.127 (1.033, 1.230) | 1.027 (0.779, 1.354) |
| Low high-density lipoprotein | 1.309 (1.204, 1.422) | 1.377 (1.122, 1.689) | 1.132 (1.029, 1.244) | 1.156 (0.870, 1.537) |
Values are presented as hazard ratio (95% confidence interval).