15.家庭住址

农村

140 (2.93%)

199 (41.128%)

县城

241 (49.79%)

210 (4.3.39%)

16.804

0.000

城市

103 (21.28%)

75 (15.509%)

16.营养情况(BMI kg/m2)

<18.5

24 (4.96%)

17 (3.51%)

18.5~25

301 (62.19%)

349 (72.11%)

10.808

0.004

>25

159 (32.85%)

118 (24.38%)

17.胎盘早剥

31 (6.4%)

3 (0.62%)

22.898

0.000

453 (93.5%)

481 (99.38%)

18.前置胎盘

38 (7.85%)

4 (0.83%)

28.722

0.000

446 (92.15%)

480 (99.17%)

19.胎盘植入

19 (3.93%)

1 (0.21%)

16.542

0.001

465 (96.07%)

483 (99.79%)

20.分娩方式

顺产

279 (25.97%)

183 (55.80%)

助产

1 (0.28%)

11 (2.76%)

43.253

0.000

剖宫产

204 (73.76%)

290 (41.44%)

21.CPSS评分

>26分

276 (60.33%)

194 (37.60%)

50.021

0.000

≤26分

198 (39.67%)

290 (62.40%)