Table 2 Levels (means ± standard deviations) of BMI, SBP and DBP of family members, stratified by family annual per-capita income levels and regions
From: Familial correlation and aggregation of body mass index and blood pressure in Chinese Han population
| Â | Â | Family annual per-capita income level | Regions | ||||||
|---|---|---|---|---|---|---|---|---|---|
|  |  | ≤1999 yuan (Group A) | 2000 - 4999 yuan (Group B) | ≥5000 yuan (Group C) |  | Major cities (Group A) | Small or medium-sized cities (Group B) | Rural areas (Group C) |  |
|  |  | (Nf = 2618) | (Nf = 1892) | (Nf = 1859) |  | (Nf = 1518) | (Nf = 889) | (Nf = 3962) |  |
BMI | Fathers | 22.7 ± 3.1 | 23.6 ± 3.2 | 24.3 ± 3.3 | abc | 24.6 ± 3.4 | 23.9 ± 3.2 | 22.9 ± 3.3 | abc |
Mothers | 23.7 ± 3.7 | 24.3 ± 3.8 | 24.6 ± 3.4 | abc | 25.0 ± 3.6 | 24.6 ± 3.4 | 23.7 ± 3.6 | abc | |
Sons | 22.0 ± 3.1 | 22.4 ± 3.6 | 23.0 ± 3.8 | abc | 23.2 ± 4.3 | 22.7 ± 3.5 | 22.0 ± 3.5 | abc | |
Daughters | 21.8 ± 3.0 | 21.6 ± 3.2 | 21.2 ± 3.3 | bc | 21.7 ± 3.8 | 21.0 ± 2.7 | 21.6 ± 3.2 | ab | |
SBP | Fathers | 125.6 ± 19.1 | 127.2 ± 19.8 | 127.7 ± 19.3 | ac | 128.2 ± 19.7 | 127.2 ± 18.6 | 126.1 ± 19.4 | c |
Mothers | 126.6 ± 22.3 | 125.7 ± 21.0 | 126.2 ± 20.6 |  | 126.0 ± 20.6 | 125.4 ± 20.6 | 126.5 ± 22.0 |  | |
Sons | 115.5 ± 12.0 | 115.9 ± 12.6 | 115.6 ± 11.6 |  | 115.5 ± 12.3 | 115.0 ± 12.0 | 115.9 ± 12.0 |  | |
Daughters | 109.3 ± 12.3 | 108.2 ± 11.2 | 106.5 ± 11.6 | bc | 107.0 ± 11.6 | 106.2 ± 11.7 | 109.2 ± 11.6 | bc | |
DBP | Fathers | 80.8 ± 11.6 | 81.7 ± 11.7 | 82.7 ± 11.5 | abc | 83.0 ± 11.7 | 82.9 ± 11.3 | 80.8 ± 11.6 | bc |
Mothers | 80.0 ± 12.1 | 79.4 ± 11.8 | 79.8 ± 11.2 |  | 80.0 ± 11.3 | 79.6 ± 11.6 | 79.7 ± 12.0 |  | |
Sons | 75.0 ± 9.3 | 75.1 ± 9.9 | 75.3 ± 8.9 |  | 75.8 ± 9.2 | 75.5 ± 9.6 | 74.8 ± 9.3 | c | |
Daughters | 71.1 ± 8.9 | 70.6 ± 8.8 | 69.7 ± 8.4 | c | 70.7 ± 8.4 | 69.6 ± 8.9 | 70.7 ± 8.8 |  | |