TABLE 1.
Demographic and lifestyle characteristics of participants in the Calibration Study according to diet pattern1
| All | Vegan | Lacto-ovo- vegetarian | Pesco-vegetarian | Semi-vegetarian | Non-vegetarian | P | |
|---|---|---|---|---|---|---|---|
| Participants, n (%) | 840 | 72 (8.6) | 224 (26.7) | 104 (12.4) | 38 (4.5) | 402 (47.9) | |
| Sex, n (%) | 0.81 | ||||||
| Females | 546 (65.0) | 49 (68.1) | 143 (63.8) | 64 (61.5) | 27 (71.1) | 263 (65.4) | |
| Males | 294 (35) | 23 (31.9) | 81 (36.2) | 40 (38.5) | 11 (29.0) | 139 (34.6) | |
| Ethnicity, n (%) | 0.0007 | ||||||
| Non-black | 475 (56.6) | 44 (61.1) | 174 (77.7) | 44 (42.3) | 27 (71.1) | 186 (46.3) | |
| Black | 365 (43.4) | 28 (38.9) | 50 (22.3) | 60 (57.7) | 11 (29.0) | 216 (53.7) | |
| Education, n (%) | 0.47 | ||||||
| High school and below | 171 (20.4) | 13 (18.1) | 39 (17.4) | 25 (24.0) | 10 (26.3) | 86 (20.9) | |
| Some college | 340 (40.8) | 33 (45.8) | 85 (38.0) | 36 (34.6) | 15 (39.5) | 171 (42.5) | |
| College graduate and beyond | 329 (39.2) | 26 (36.1) | 100 (44.6) | 43 (41.4) | 13 (34.2) | 147 (36.6) | |
| Smoking, n (%) | 0.02 | ||||||
| Never | 699 (83.2) | 62 (86.1) | 199 (88.8) | 92 (88.5) | 29 (76.3) | 317 (78.9) | |
| Past/former | 136 (16.2) | 10 (13.9) | 25 (11.2) | 12 (11.5) | 9 (23.7) | 80 (19.9) | |
| Current | 5 (0.60) | 0 | 0 | 0 | 0 | 5 (1.2) | |
| Alcohol, n (%) | 0.0001 | ||||||
| Never | 508 (60.5) | 48 (66.7) | 168 (75.0) | 68 (65.4) | 21 (55.3) | 203 (50.5) | |
| Past/former | 278 (33.1) | 24 (33.3) | 54 (24.1) | 30 (28.9) | 14 (36.8) | 158 (38.8) | |
| Current | 54 (6.4) | 2 (0.9) | 0 | 6 (5.8) | 3 (7.9) | 43 (10.7) | |
| Age, y, + SD | 58.3 ± 13.3 | 62.6 ± 12.0 | 60.0 ± 14.1 | 59.1 ± 14.0 | 59.4 ± 13.5 | 56.3 ± 12.5 | 0.0003 |
| BMI, kg/m2, + SD | 27.4 ± 6.1 | 24.7 ± 4.4 | 25.7 ± 5.6 | 26.5 ± 5.7 | 26.8 ± 4.9 | 29.2 ± 6.4 | 0.0001 |
| Energy, kcal/d, + SD | 1596 ± 500 | 1694 ± 418 | 1703 ± 516 | 1512 ± 546 | 1561 ± 467 | 1545 ± 485 | 0.0004 |
1Values are means ± SDs or n (%).