Basic characteristics of the study population in China according to famine exposure (n=3557)
| Unexposed (n=1291) | Fetal exposed (n=730) | Infant exposed (n=470) | Preschool exposed (n=1066) | P value | |
| Birth date | 1 October 1962 to 30 September 1964 | 1 October1959 to 30 September 1961 | 1 January 1958 to 31 December 1958 | 1 January 1956 to 12/31/1957 | |
| Female | 709 (54.9) | 408 (55.9) | 227 (48.3) | 559 (52.4) | 0.040 |
| Rural area | 931 (73.6) | 556 (77.4) | 333 (72.4) | 813 (77.1) | 0.052 |
| PS | 195 (15.1) | 105 (14.4) | 111 (23.6) | 233 (21.9) | <0.001 |
| Marital status | 0.003 | ||||
| Married | 1240 (96.1) | 682 (93.4) | 437 (93.0) | 989 (92.8) | |
| Others | 51 (3.9) | 48 (6.6) | 33 (7.0) | 77 (7.2) | |
| PA level | 0.178 | ||||
| Low | 213 (32.8) | 148 (38.9) | 165 (68.2) | 337 (64.6) | |
| Moderate/high | 436 (67.2) | 233 (61.2) | 77 (31.8) | 185 (35.4) | |
| Nutritional status | 0.001 | ||||
| Underweight | 42 (3.3) | 24 (3.3) | 27 (5.8) | 55 (5.2) | |
| Normal weight | 551 (42.8) | 328 (45.0) | 207 (44.1) | 521 (49.0) | |
| Overweight | 695 (54.0) | 377 (51.7) | 235 (50.1) | 488 (45.9) | |
| Smoking | 0.003 | ||||
| Never | 786 (61.0) | 428 (58.6) | 257 (54.7) | 574 (53.9) | |
| Former/current | 503 (39.0) | 302 (41.4) | 213 (45.3) | 492 (46.1) | |
| Drinking | 0.362 | ||||
| Never | 789 (61.2) | 468 (64.2) | 289 (61.8) | 685 (64.3) | |
| Current | 500 (38.8) | 261 (35.8) | 179 (38.2) | 381 (35.7) | |
| Education level | <0.001 | ||||
| Junior school and below | 1034 (83.5) | 530 (75.7) | 375 (82.8) | 886 (84.2) | |
| Senior school and above | 204 (16.5) | 170 (24.3) | 78 (17.2) | 162 (15.8) | |
| Economic status | <0.001 | ||||
| Low economic status | 890 (68.9) | 558 (76,4) | 350 (74.5) | 848 (79.5) | |
| High economic status | 401 (31.2) | 172 (23.6) | 120 (25.5) | 218 (20.5) | |
| Age (years) | 51.79±0.65 | 54.80±0.66 | 57.00±0.00 | 58.51±0.50 | <0.001 |
| BMI (kg/m2) | 24.64±3.82 | 24.62±4.71 | 23.97±3.70 | 23.89±3.51 | <0.001 |
Data are shown as numbers (percentages), or means±SD.
BMI, body mass index; PA, physical activity; PS, possible sarcopenia.