Table 1.
Baseline characteristics of 45,820 participants.
| Variables | Prior diagnosis of MI | Overall | P valuea | |
|---|---|---|---|---|
| Yes | No | |||
| Sample size | 1,541 | 44,279 | 45,820 | NA |
| Age, y, mean (SD) | 65.3 (13.1) | 45.0 (17.0) | 45.7 (17.3) | < 0.001 |
| SFA,b g/d, median (IQR) | 21.3 (15.7–28.2) | 24.0 (17.9–31.8) | 24.0 (17.8–31.7) | < 0.001 |
| MUFA,b g/d, median (IQR) | 23.9 (18.4–31.7) | 27.3 (20.5–35.8) | 27.2 (20.4–35.7) | < 0.001 |
| PUFA,b g/d, median (IQR) | 14.5 (10.5–19.2) | 16.1 (12.0–21.2) | 16.1 (11.9–21.2) | < 0.001 |
| Protein,b g/d, median (IQR) | 71 (56–88) | 78 (62–97) | 78 (62–96) | < 0.001 |
| Carbohydrate,b g/d, median (IQR) | 224 (173–274) | 247 (196–309) | 246 (195–308) | < 0.001 |
| Caloric % from SFA,b %, mean (SD) | 11.0 (2.6) | 11.0 (2.6) | 11.0 (2.6) | 0.998 |
| Caloric % from MUFA,b %, mean (SD) | 12.5 (2.7) | 12.4 (2.7) | 12.4 (2.7) | 0.092 |
| Caloric % from PUFA,b %, mean (SD) | 7.5 (2.1) | 7.4 (2.1) | 7.4 (2.1) | 0.039 |
| Sex (male), n (%) | 1,017 (66.0) | 20,421 (46.1) | 21,438 (46.8) | < 0.001 |
| Ethnicity, n (%) | ||||
| Non-Hispanic white | 941 (61.1) | 19,216 (43.4) | 20,157 (44) | < 0.001 |
| Non-Hispanic black | 276 (17.9) | 10,166 (23.0) | 10,442 (22.8) | |
| Hispanic | 265 (17.2) | 12,298 (27.8) | 12,563 (27.4) | |
| Other | 59 (3.8) | 2,599 (5.9) | 2,658 (5.8) | |
| Obesity, n (%) | ||||
| Underweight | 24 (1.6) | 716 (1.6) | 740 (1.6) | < 0.001 |
| Normal | 329 (21.3) | 13,758 (31.1) | 14,087 (30.7) | |
| Overweight | 528 (34.3) | 14,895 (33.6) | 15,423 (33.7) | |
| Obese | 629 (40.8) | 14,535 (32.8) | 15,164 (33.1) | |
| Unknown | 31 (2.0) | 375 (0.8) | 406 (0.9) | |
| Poverty-income ratio, n (%) | ||||
| < 130% | 568 (36.9) | 12,340 (27.9) | 12,908 (28.2) | < 0.001 |
| 130%-349% | 543 (35.2) | 15,775 (35.6) | 16,318 (35.6) | |
| ≥ 350% | 315 (20.4) | 12,692 (28.7) | 13,007 (28.4) | |
| Unknown | 115 (7.5) | 3,472 (7.8) | 3,587 (7.8) | |
| Education, n (%) | ||||
| < High school | 622 (40.4) | 12,414 (28.0) | 13,036 (28.5) | < 0.001 |
| High school | 382 (24.8) | 11,297 (25.5) | 11,679 (25.5) | |
| > High school | 531 (34.5) | 20,473 (46.2) | 21,004 (45.8) | |
| Unknown | 6 (0.4) | 95 (0.2) | 101 (0.2) | |
| Physical activity, n (%) | ||||
| Inactive | 366 (23.8) | 11,148 (25.2) | 11,514 (25.1) | < 0.001 |
| Insufficiently active | 383 (24.9) | 16,576 (37.4) | 16,959 (37.0) | |
| Active | 790 (51.3) | 16,541 (37.4) | 17,331 (37.8) | |
| Unknown | 2 (0.1) | 14 (0.0) | 16 (0.0) | |
| Alcohol consumption, n (%) | ||||
| 0 drink/week | 454 (29.5) | 7,235 (16.3) | 7,689 (16.8) | < 0.001 |
| < 1 drink/week | 316 (20.5) | 11,252 (25.4) | 11,568 (25.2) | |
| 1–6 drinks/week | 215 (14.0) | 9,637 (21.8) | 9,852 (21.5) | |
| ≥ 7 drinks/week | 166 (10.8) | 5,800 (13.1) | 5,966 (13.0) | |
| Unknown | 390 (25.3) | 10,355 (23.4) | 10,745 (23.5) | |
| Smoking status, n (%) | ||||
| Past smoker | 343 (22.3) | 10,024 (22.6) | 10,367 (22.6) | < 0.001 |
| Current smoker | 673 (43.7) | 9,890 (22.3) | 10,563 (23.1) | |
| Never | 525 (34.1) | 2,4345 (55) | 24,870 (54.3) | |
| Unknown | 0 (0.0) | 20 (0.0) | 20 (0.0) | |
| Hypertension, n (%) | ||||
| Yes | 1,037 (67.3) | 12,357 (27.9) | 13,394 (29.2) | < 0.001 |
| No | 503 (32.6) | 31,669 (71.5) | 32,172 (70.2) | |
| Unknown | 1 (0.1) | 253 (0.6) | 254 (0.6) | |
| Hypercholesterolemia, n (%) | ||||
| Yes | 868 (56.3) | 11,053 (25.0) | 11,921 (26.0) | < 0.001 |
| No | 496 (32.2) | 19,110 (43.2) | 19,606 (42.8) | |
| Unknown | 177 (11.5) | 14,116 (31.9) | 14,293 (31.2) | |
| Diabetes, n (%) | ||||
| Yes | 409 (26.5) | 3,637 (8.2) | 4,046 (8.8) | < 0.001 |
| No | 1,089 (70.7) | 40,028 (90.4) | 41,117 (89.7) | |
| Unknown | 43 (2.8) | 614 (1.4) | 657 (1.4) | |
aComparison between those with or without a prior diagnosis of MI.
bRepresenting the usual intake of nutrients.
d day, IQR Interquartile range, MI Myocardial infarction, MUFA Monounsaturated fatty acid, n number, NA Not applicable, PUFA Polyunsaturated fatty acid, SD Standard deviation, SFA Saturated fatty acid.