Skip to main content

Table 1 Comparison of socio-demographic characteristics

From: Socio-demographic characteristics and outcomes of pregnant women who delivered prior to and after the termination of the one-child policy in China: a comparative study

Variable 2012
(N = 3480)
2014
(N = 4044)
2016
(N = 4194)
x2 P
n % n % n %
Primipara 2640 76.86 2593 64.12 2134 50.89 512.52 < 0.001
Multipara 840 24.14 1451 35.88 2060 49.12
Maternal age ≥ 35 228 6.55 355 8.78 607 14.47 143.63 < 0.001
For primipara ≥35 78 2.95 75 2.89 85 3.98 25.04 < 0.001
For multipara ≥35 150 17.86 278 19.16 522 25.34 28.91 < 0.001
Education Secondary 2380 70.50 2934 74.64 3051 75.74 28.35 < 0.001
Missing 104 113 166   
Gravidity ≥2 1803 51.81 2252 55.69 2672 63.71 117.61 < 0.001
Overweight or obese 2390 68.67 2752 68.07 2189 52.19 300.11 < 0.001
Previous CS 380 25.03 688 42.47 868 49.60 132.89 < 0.001
Abortion history 1363 39.17 1377 34.05 1465 34.93 23.86 < 0.001
Delivery hospital Provincial 1276 36.67 1625 40.18 2021 48.19 192.55 < 0.001
Municipal 1408 40.46 1557 38.50 1637 39.03   
Community 796 22.87 862 21.32 536 12.78