Table 2. Prevalence of gallstone (with 95% CI) in Chinese adults in 2017.
| Characteristics | Gallstone | GB stones | IHD stones | EHD stones | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| N | Crude prevalence (%) | Standardized prevalence* (%) | N | Crude prevalence (%) | Standardized prevalence (%) | N | Crude prevalence (%) | Standardized prevalence (%) | N | Crude prevalence (‱) | Standardized prevalence (‱) | ||||
| Overall | 516,994 | 4.73 (4.71–4.74) | 5.13 (5.11–5.14) | 394,647 | 3.65 (3.64–3.66) | 4.09 (4.08–4.10) | 125,704 | 1.15 (1.14–1.16) | 1.16 (1.15–1.17) | 1,159 | 1.06 (1.00–1.12) | 1.36 (1.27–1.45) | |||
| Age group, years | |||||||||||||||
| <30 | 59,216 | 2.09 (2.07–2.11) | 2.11 (2.09–2.13) | 29,126 | 1.03 (1.02–1.04) | 1.05 (1.03–1.06) | 30,341 | 1.07 (1.06–1.08) | 1.07 (1.06–1.09) | 59 | 0.21 (0.16–0.26) | 0.21 (0.16–0.27) | |||
| 30–50 | 218,874 | 4.29 (4.28–4.31) | 4.31 (4.30–4.33) | 161,096 | 3.18 (3.17–3.20) | 3.20 (3.19–3.22) | 59,130 | 1.16 (1.15–1.17) | 1.16 (1.15–1.17) | 336 | 0.66 (0.59–0.73) | 0.67 (0.60–0.74) | |||
| 50–70 | 200,629 | 7.43 (7.40–7.46) | 7.44 (7.41–7.47) | 170,234 | 6.45 (6.42–6.48) | 6.46 (6.43–6.49) | 31,831 | 1.18 (1.17–1.19) | 1.18 (1.16–1.19) | 572 | 2.12 (1.95–2.29) | 2.14 (1.96–2.31) | |||
| ≥70 | 38,275 | 12.3 (12.2–12.5) | 12.4 (12.3–12.6) | 34,191 | 11.5 (11.4–11.6) | 11.6 (11.5–11.7) | 4,402 | 1.42 (1.38–1.46) | 1.42 (1.37–1.46) | 192 | 6.19 (5.32–7.07) | 6.43 (5.51–7.35) | |||
| P value | <0.001 | <0.001 | <0.001 | <0.001 | |||||||||||
| Gender | |||||||||||||||
| Male | 259,739 | 4.45 (4.43–4.47) | 4.85 (4.83–4.87) | 194,827 | 3.36 (3.35–3.38) | 3.79 (3.77–3.81) | 66,710 | 1.14 (1.13–1.15) | 1.16 (1.15–1.17) | 460 | 0.79 (0.72–0.86) | 1 (0.90–1.10) | |||
| Female | 257,255 | 5.04 (5.03–5.06) | 5.41 (5.38–5.43) | 199,820 | 3.97 (3.95–3.99) | 4.39 (4.37–4.42) | 58,994 | 1.16 (1.15–1.17) | 1.16 (1.15–1.17) | 699 | 1.37 (1.27–1.47) | 1.72 (1.57–1.86) | |||
| P value | <0.001 | <0.001 | 0.026 | <0.001 | |||||||||||
| BMI, kg/m2 | |||||||||||||||
| ≤18.50 | 12,151 | 2.62 (2.57–2.66) | 3.94 (3.84–4.04) | 6,285 | 1.36 (1.32–1.39) | 2.58 (2.50–2.66) | 5,933 | 1.28 (1.24–1.31) | 1.43 (1.38–1.48) | 39 | 0.84 (0. 58–1.10) | 1.98 (1.23–2.73) | |||
| 18.5–24.99 | 231,299 | 4.17 (4.16–4.19) | 4.67 (4.65–4.69) | 161,836 | 2.95(2.93–2.96) | 3.48 (3.46–3.50) | 71,097 | 1.28 (1.27–1.29) | 1.30 (1.29–1.31) | 607 | 1.10 (1.01–1.18) | 1.45 (1.32–1.59) | |||
| 25.0–29.99 | 170,951 | 5.69 (5.66–5.71) | 5.75 (5.72–5.78) | 143,237 | 4.84 (4.81–4.86) | 4.95 (4.92–4.98) | 28,791 | 0.96 (0.95–0.97) | 0.96 (0.94–0.97) | 322 | 1.07 (0.95–1.19) | 1.28 (1.12–1.44) | |||
| ≥30 | 34,132 | 6.26 (6.19–6.32) | 6.91 (6.82–7.00) | 31,236 | 5.82 (5.76–5.88) | 6.52 (6.44–6.61) | 3,052 | 0.56 (0.54–0.58) | 0.60 (0.58–0.63) | 41 | 0.75 (0.52–0.98) | 0.87 (0.57–1.18) | |||
| P value | <0.001 | <0.001 | 0.099 | <0.001 | |||||||||||
| Fasting glucose, mmol/L | |||||||||||||||
| <7 | 458,775 | 4.61 (4.60–4.62) | 5.04 (5.03–5.06) | 345,523 | 3.51 (3.49–3.52) | 3.98 (3.96–3.99) | 116,246 | 1.17 (1.16–1.17) | 1.18 (1.17–1.19) | 1,023 | 1.03 (0.96–1.09) | 1.35 (1.26–1.45) | |||
| ≥7 | 39,120 | 8.71 (8.63–8.80) | 6.85 (6.72–6.99) | 35,682 | 8.15 (8.07–8.23) | 6.39 (6.26–6.52) | 3,680 | 0.82 (0.79–0.85) | 0.66 (0.62–0.71) | 97 | 2.16 (1.73–2.59) | 1.35 (1.05–1.65) | |||
| Unknown | 19,099 | 3.58 (3.53–3.63) | 4.67 (4.59–4.76) | 13,442 | 2.54 (2.49–2.58) | 3.65 (3.57–3.73) | 5,778 | 1.08 (1.05–1.11) | 1.13 (1.09–1.17) | 39 | 0.73 (0.50–0.96) | 1.34 (0.80–1.89) | |||
| P value | <0.001 | <0.001 | <0.001 | <0.001 | |||||||||||
| Total triglyceride, mmol/L | |||||||||||||||
| <2.27 | 411,292 | 4.68 (4.66–4.69) | 5.07 (5.05–5.08) | 307,679 | 3.53 (3.52–3.55) | 3.97 (3.95–3.98) | 106,438 | 1.21 (1.20–1.22) | 1.22 (1.21–1.23) | 954 | 1.08 (1.02–1.15) | 1.38 (1.28–1.48) | |||
| ≥2.27 | 87,048 | 5.53 (5.50–5.57) | 5.83 (5.78–5.89) | 74,111 | 4.78 (4.75–4.82) | 5.13 (5.08–5.19) | 13,374 | 0.85 (0.84–0.86) | 0.86 (0.84–0.88) | 169 | 1.07 (0.91–1.24) | 1.31 (1.05–1.57) | |||
| Unknown | 18,654 | 3.27 (3.22–3.31) | 4.9 (4.80–5.00) | 12,857 | 2.26 (2.22–2.30) | 3.86 (3.77–3.95) | 5,892 | 1.03 (1.01–1.06) | 1.14 (1.09–1.18) | 36 | 0.63 (0.42–0.84) | 1.23 (0.66–1.80) | |||
| P value | <0.001 | <0.001 | <0.001 | 0.005 | |||||||||||
| City scale | |||||||||||||||
| Small or medium sized city | 146,042 | 5.34 (5.32–5.37) | 5.25 (5.22–5.28) | 111,341 | 4.13 (4.10–4.15) | 4.08 (4.05–4.11) | 35,806 | 1.31 (1.30–1.32) | 1.29 (1.28–1.31) | 435 | 1.59 (1.44–1.74) | 1.75 (1.57–1.93) | |||
| Large city | 198,340 | 4.35 (4.33–4.37) | 4.75 (4.73–4.78) | 157,615 | 3.50 (3.48–3.51) | 3.93 (3.91–3.96) | 41,794 | 0.92 (0.91–0.93) | 0.93 (0.92–0.94) | 398 | 0.87 (0.79–0.96) | 1.13 (1.00–1.26) | |||
| Mega city and above | 172,612 | 4.73 (4.71–4.75) | 5.57 (5.54–5.60) | 125,691 | 3.48 (3.46–3.50) | 4.39 (4.36–4.41) | 48,104 | 1.32 (1.31–1.33) | 1.32 (1.30–1.33) | 326 | 0.89 (0.80–0.99) | 1.31 (1.15–1.48) | |||
| P value | <0.001 | <0.001 | <0.001 | <0.001 | |||||||||||
*, standardized prevalence: the age-standardized and gender-standardized prevalence was calculated according to data of China sixth census population 2010 using direct standardization method. Age-standardized prevalence was calculated for specific gender, sex-standardized prevalence was calculated for specific age group. BMI, body mass index; GB, gall bladder; IHD, intrahepatic bile duct; EHD, extrahepatic bile duct.