Characteristic | Han (n = 2326) | Mongolian (n = 925) | All (n = 3251) | P value |
---|---|---|---|---|
All, % | 27.47 (25.66–29.29) | 31.46 (28.47–34.45) | 28.61 (27.05–30.16) | 0.02 |
Sex, % | Â | Â | Â | Â |
 Male | 34.04 (30.94–37.14) | 40.67 (35.59–45.75) | 34.18 (31.56–36.80) | 0.03 |
 Female | 23.34 (21.14–25.53) | 25.62 (22.02–29.21) | 23.98 (22.11–25.86) | 0.28 |
Age groups, % | Â | Â | Â | Â |
 20–29 | 3.29 (1.53–5.05) | 5.29 (1.93–8.66) | 3.89 (2.30–5.49) | 0.26 |
 30–39 | 13.68 (10.32–17.04) | 11.31 (6.52–16.10) | 12.98 (10.22–15.74) | 0.44 |
 40–49 | 26.67 (23.33–30.00) | 28.91 (23.35–34.46) | 27.28 (24.42–30.14) | 0.49 |
 50–59 | 40.57 (36.22–44.93) | 50.00 (43.07–56.93) | 43.31 (39.61–47.02) | 0.02 |
 60–80 | 52.73 (47.62–57.85) | 67.94 (59.95–75.93) | 56.74 (52.38–61.10) | 0.003 |
Education level, % | Â | Â | Â | Â |
 Low | 41.53 (36.07–46.99) | 48.08 (38.48–57.68) | 43.17 (38.41–47.92) | 0.24 |
 Medium | 29.81 (27.28–32.34) | 37.97 (32.85–43.09) | 31.57 (29.29–33.84) | 0.004 |
 High | 17.75 (15.02–20.47) | 23.11 (19.32–26.90) | 19.82 (17.59–22.05) | 0.02 |
Cigarette smoking, % | Â | Â | Â | Â |
 Never | 24.00 (21.92–26.08) | 28.62 (25.12–32.11) | 25.31 (23.52–27.10) | 0.02 |
 Current | 30.21 (26.31–34.10) | 30.69 (24.33–37.05) | 30.34 (27.02–33.66) | 0.90 |
 Former | 51.74 (44.28–59.21) | 56.25 (45.38–67.12) | 53.17 (47.01–59.34) | 0.50 |
Alcohol drinking, % | Â | Â | Â | Â |
 Never | 24.75 (22.47–27.02) | 27.83 (23.73–31.92) | 25.52 (23.52–27.51) | 0.19 |
 Current | 29.95 (26.79–33.11) | 32.58 (27.96–37.19) | 30.81 (28.21–33.42) | 0.35 |
 Former | 40.00 (31.88–48.12) | 49.28 (37.48–61.07) | 43.06 (36.35–49.78) | 0.20 |
BMI, % | Â | Â | Â | Â |
 Lean or healthy | 17.27 (15.25–19.29) | 17.75 (14.26–21.23) | 17.39 (15.65–19.14) | 0.82 |
 Overweight | 38.39 (34.99–41.80) | 42.25 (37.24–47.25) | 39.64 (36.82–42.45) | 0.21 |
 Obesity | 54.40 (47.38–61.43) | 57.30 (47.03–67.58) | 55.32 (49.52–61.12) | 0.65 |
Physical activity, % | Â | Â | Â | Â |
 Light | 28.27 (26.23–30.30) | 31.89 (28.58–35.20) | 29.31 (27.58–31.05) | 0.06 |
 Medium | 21.89 (17.18–26.59) | 26.83 (17.24–36.42) | 22.96 (18.72–27.19) | 0.35 |
 Heavy | 28.57 (21.27–35.87) | 32.10 (21.93–42.27) | 29.82 (23.89–35.76) | 0.58 |
Exercise, % | Â | Â | Â | Â |
 Yes | 32.66 (30.15–35.17) | 36.43 (32.52–40.34) | 33.80 (31.69–35.92) | 0.11 |
 No | 20.45 (17.93–22.96) | 23.03 (18.58–27.49) | 21.11 (18.92–23.30) | 0.31 |