Table 1 Socio-demographic characteristics anemia prevalence among women of reproductive age in 2014–2018, southwest China
| Â | Number | % | Anemia(n) | Prevalence of Anemia(%(95%CI)) |
|---|---|---|---|---|
All participants | 640,672 | 100.00 | 121,254 | 18.9(18.8,19.0) |
Stage | ||||
 Non-pregnancy | 351,980 | 54.9 | 61,193 | 17.4(17.3,17.5) |
 First trimester | 268,014 | 41.8 | 57,883 | 21.6(21.4,21.8) |
 Third trimester | 20,678 | 3.2 | 2178 | 10.5(10.1,11.0) |
Age group, years | ||||
 18–20 | 54,792 | 8.6 | 13,007 | 23.7(23.4,24.1) |
 21–25 | 223,074 | 34.8 | 42,720 | 19.2(19.0,19.3) |
 26–30 | 211,066 | 32.9 | 37,577 | 17.8(17.6,18.0) |
 31–35 | 90,235 | 14.1 | 16,681 | 18.5(18.2,18.8) |
 > 35 | 61,505 | 9.6 | 11,259 | 18.3(18.0,18.6) |
Occupation | ||||
 Worker | 51,277 | 8.0 | 7164 | 14.0(13.7,14.3) |
 Farmer | 556,838 | 86.9 | 109,567 | 19.7(19.6,19.8) |
 Others | 32,557 | 5.1 | 4523 | 13.9(13.5,14.3) |
Ethnic | ||||
 Han | 413,746 | 64.6 | 70,297 | 17.0(16.9,17.1) |
 Yi | 74,464 | 11.6 | 15,204 | 20.4(20.1,20.7) |
 Hani | 21,277 | 3.3 | 5654 | 26.6(26.0,27.2) |
 Miao | 18,214 | 2.8 | 4219 | 23.2(22.6,23.8) |
 Others | 112,971 | 17.6 | 25,880 | 22.9(22.7,23.2) |