Table 1. General characteristics of the project participants from 4 ethnic groups.
| Uygur n = 10448 | Han n = 2014 | Kazak n = 1401 | Hui n = 657 | |
|---|---|---|---|---|
| Age, yr | 9.9±2.5 | 9.6±3.5 | 10.6±2.8 | 10.7±2.7 |
| Height, cm | 133±14 | 139±19 | 144±16 | 145±16 |
| Body weight, kg | 30.1±8.2* | 35.4 ±13.4 | 38.9±12.3 | 39.1±13.7 |
| BMI, kg/m2 | 16.7 ±2.3 | 17.7± 3.0 | 18.2± 2.6 | 18.1±3.2 |
| Heart rate, bpm | 90±15 | 90±16 | 88±15 | 87±15 |
| SBP, mmHg | 95±15 | 94±11 | 96±9 | 95±8 |
| DBP, mmHg | 58±13 | 59±9 | 60±6 | 60±5 |
| Comorbidity | ||||
| Diabetes, [n (%)] | 27 (0.2) | 4 (0.2) | 2 (0.2) | 0 (0) |
| Hypertension, [n (%)] | 210 (2.0)* | 13 (0.6) | 1 (0.1) | 3 (0.5) |
| Renal dysplasia, [n (%)] | 1 (0) | 0 (0) | 0 (0) | 0 (0) |
Continuous variables are presented as mean±SD. BMI, body mass index; SBP, systolic blood pressure; DBP, diastolic blood pressure.
* P<0.01 vs. other 3 ethnic groups.