Table 2.
Cumulative Incidence Rates of MI or CHD Death by HDL-C and Triglyceride Values and Presence or Absence of Insulin Resistance.
| Group | Lipid Level | IR | N | HDL-C or Triglyceride mean ± SD | CHD events/person-years of follow-up | Age-adjusted 10-year cumulative incidence (95% CI) |
|---|---|---|---|---|---|---|
| HDL-C | ||||||
| All | ≥median | no | 1283 | 62.2±13.2 | 33/12307 | 0.01 (0.007, 0.021) |
| <median | no | 883 | 42.3±7.8 | 32/8347 | 0.02 (0.010, 0.031) | |
| ≥median | yes | 227 | 55.1±13.3 | 12/2057 | 0.04 (0.010, 0.060) | |
| <median | yes | 513 | 38.4±7.8 | 51/4732 | 0.07 (0.043, 0.093) | |
| Men | ≥median | no | 543 | 53.02±9.7 | 23/5164 | 0.02 (0.009, 0.038) |
| <median | no | 323 | 35.4±4.5 | 17/2970 | 0.03 (0.008, 0.048) | |
| ≥median | yes | 151 | 48.4±6.6 | 12/1347 | 0.06 (0.016, 0.095) | |
| <median | yes | 270 | 33.8±5.07 | 31/2442 | 0.07 (0.038, 0.110) | |
| Women | ≥median | no | 740 | 69.0±11.1 | 10/7142 | 0.01 (0.001, 0.013) |
| <median | no | 560 | 46.3±6.4 | 15/5376 | 0.02 (0.004, 0.029) | |
| ≥median | yes | 76 | 68.4±13.2 | 0/710 | - | |
| <median | yes | 234 | 43.6±7.1 | 20/2290 | 0.06 (0.026, 0.092) | |
| Triglycerides | ||||||
| All | <median | no | 1246 | 78.5±20.0 | 34/11939 | 0.02 (0.008, 0.023) |
| ≥median | no | 920 | 173.7±75.4 | 31/8714 | 0.02 (0.008, 0.027) | |
| <median | yes | 200 | 89.6±17.1 | 11/1849 | 0.04 (0.013, 0.076) | |
| ≥median | yes | 540 | 173.7±75.4 | 52/4940 | 0.06 (0.039, 0.086) | |
| Men | <median | no | 523 | 82.0±21.8 | 24/4924 | 0.02 (0.009, 0.038) |
| ≥median | no | 344 | 198.7±92.8 | 16/3210 | 0.03 (0.008, 0.047) | |
| <median | yes | 120 | 91.5±18.7 | 8/1090 | 0.05 (0.005, 0.088) | |
| ≥median | yes | 302 | 235.1±125.7 | 35/2699 | 0.08 (0.041, 0.110) | |
| Women | <median | no | 724 | 75.9±18.2 | 10/7014 | 0.01 (0.001, 0.019) |
| ≥median | no | 577 | 158.8±58.0 | 15/5504 | 0.01 (0.002, 0.020) | |
| <median | yes | 80 | 86.7±14.0 | 3/759 | 0.04 (0.000, 0.084) | |
| ≥median | yes | 240 | 197.1±85.9 | 17/2240 | 0.05 (0.017, 0.074) | |
Abbreviations: CHD, coronary heart disease; CI, confidence intervals; HDL-C, high density lipoprotein-cholesterol; MI, myocardial infarction; IR, insulin resistance. IR was defined by the upper quartile of HOMA-IR levels in subjects without diabetes. Mean values ± SD of HDL-C and triglycerides are shown as mg/dL