From: Trends in prevalence of gestational diabetes mellitus in Zhejiang Province, China, 2016–2018
Age at diagnosis (years) | Number of cases | Number of births | Prevalence (%) | 95% CI (%) |
---|---|---|---|---|
Overall | ||||
20–24 | 6137 | 241,055 | 2.55 | 2.48–2.61 |
25–29 | 32,525 | 397,700 | 8.18 | 8.09–8.26 |
30–34 | 32,057 | 216,381 | 14.82 | 14.67–14.97 |
35–39 | 20,627 | 85,276 | 24.19 | 23.90–24.48 |
40–44 | 5410 | 22,028 | 24.56 | 23.99–25.13 |
45–50 | 307 | 6813 | 4.51 | 4.03–5.02 |
20–50 | 97,063 | 969,252 | 10.01 | 9.95–10.07 |
Standardized prevalencea | 212,266 | 2,907,756 | 7.30 | 7.27–7.33 |
Urban areas | ||||
20–24 | 2644 | 57,385 | 4.61 | 4.44–4.78 |
25–29 | 16,364 | 138,443 | 11.82 | 11.65–11.99 |
30–34 | 16,671 | 81,240 | 20.52 | 20.24–20.80 |
35–39 | 10,253 | 31,082 | 32.99 | 32.46–33.51 |
40–44 | 2470 | 9614 | 25.69 | 24.82–26.58 |
45–50 | 123 | 3429 | 3.59 | 2.99–4.26 |
20–50 | 48,525 | 321,193 | 15.11 | 14.98–15.23 |
Standardized prevalencea | 87,975 | 963,579 | 9.13 | 9.07–9.19 |
Rural areas | ||||
20–24 | 3493 | 179,652 | 1.94 | 1.88–2.01 |
25–29 | 16,161 | 255,185 | 6.33 | 6.24–6.43 |
30–34 | 15,386 | 118,536 | 12.98 | 12.79–13.17 |
35–39 | 10,374 | 51,245 | 20.24 | 19.90–20.59 |
40–44 | 2940 | 13,695 | 21.47 | 20.78–22.17 |
45–50 | 184 | 4292 | 4.29 | 3.70–4.94 |
20–50 | 48,538 | 622,605 | 7.80 | 7.73–7.86 |
Standardized prevalencea | 116,552 | 1,867,818 | 6.24 | 6.21–6.27 |