The impact of cesarean sections
Proportion of babies born before 39 weeks increases in direct relation to the number of surgical deliveries, according to 2015 data from 520 municipalities
Cesareans
< 37
37-38
39-41
> 42
Proportion of births
per municipality (%)
weeks
weeks
weeks
weeks
47.2
40.4
10.6
1.8
> 80
2.3
70-79
52.7
34.7
10.3
60-69
2.5
54.2
32.3
11.1
57
30
10.6
2.4
50-59
3
60.6
26.2
10.1
40-49
5.2
60.7
24.1
10
30-39
63.5
21.7
9.3
5.5
< 30
Births (%)
SOURCE BARROS, F. C. et al. BMJ Open. 2018