Family size, fertility preferences, and sex ratio in China in the era of the one child family policy: results from national family planning and reproductive health survey
BMJ 2006; 333 doi: https://doi.org/10.1136/bmj.38775.672662.80 (Published 17 August 2006) Cite this as: BMJ 2006;333:371
Data supplement
Table A Characteristics of 39 585 women interviewed in the Chinese national family planning and reproductive health study, 2001Characteristic
No
%
Age (years):
15-19
4 470
11.2
20-29
10 323
26.1
30-39
14 716
37.2
40-49
10 076
25.4
Area of residence:
Urban
10 072
25.5
Rural
29 513
74.4
Education:
Illiterate or semi-literate
6 590
16.6
Primary school
11 326
28.6
Secondary school
19 749
49.9
College or university
1 920
4.8
Marital status:
Ever married
33 127
83.6
Never married
6 458
16.3
Ethnic origin:
Han Chinese
37 091
93.7
Other
2 494
6.3
Table B Sex of 56 830 babies born to women interviewed in the Chinese national family planning and reproductive health study, 2001
Birth order
All
Urban areas
Rural areas
Boys
Girls
Sex ratio
Boys
Girls
Sex ratio
Boys
Girls
Sex ratio
1st
15 106
14 204
1.06
3561
3162
1.13
11 545
11 042
1.05
2nd
9 094
7 354
1.24
1132
872
1.30
7 962
6 482
1.23
3rd
4 090
3 195
1.28
351
294
1.19
3 739
2 901
1.29
³ 4th
2 149
1 638
1.31
176
147
1.19
1 973
1 491
1.32
Total
30 439
26 391
1.15
5220
4475
1.16
25 219
21 916
1.15
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