Table 1 Distribution of the study population by background characteristics, and C-section rate by background characteristics
Distribution of the study population by background characteristics | C-section rates by background characteristics | ||||||||
|---|---|---|---|---|---|---|---|---|---|
Total (n = 12,209) | Housewife | Small business | Professional | Student | Missing | ||||
n | % | % | % | % | % | % | n | % | |
Characteristics of the mother | |||||||||
All deliveries a | 12,209 | 100 | 2020/12209 | 16.5 | |||||
Occupation | |||||||||
Housewife | 7129 | 58 | 1125/7129 | 15.8 | |||||
Small business | 2161 | 18 | 398/2161 | 18.4 | |||||
Professional | 1304 | 11 | 275/1304 | 21.1 | |||||
Student | 1375 | 11 | 190/1375 | 13.8 | |||||
Missing | 240 | 2 | 32/240 | 13.3 | |||||
Age of mother | |||||||||
< 16 years | 61 | 1 | 0 | 0 | 0 | 3 | 1 | 8/61 | 13.1 |
16–20 years | 2081 | 17 | 17 | 9 | 4 | 41 | 19 | 273/2081 | 13.1 |
21–25 years | 4437 | 36 | 38 | 32 | 27 | 46 | 38 | 623/4437 | 14 |
26–30 years | 3373 | 28 | 28 | 33 | 40 | 8 | 27 | 617/3373 | 18.3 |
31–35 years | 1452 | 12 | 11 | 16 | 18 | 2 | 12 | 318/1452 | 21.9 |
36–40 years | 656 | 5 | 5 | 8 | 10 | 0 | 3 | 145/656 | 22.1 |
> 40 years | 124 | 1 | 1 | 2 | 1 | 0 | 0 | 34/124 | 27.4 |
Missing | 25 | 0 | 0 | 0 | 0 | 0 | 1 | 2/25 | 8 |
Parity b | |||||||||
0–1 | 5915 | 48 | 44 | 39 | 47 | 89 | 60 | 926/5915 | 15.7 |
2–3 | 5564 | 46 | 49 | 54 | 49 | 11 | 37 | 976/5564 | 17.5 |
> 4 | 692 | 6 | 7 | 7 | 4 | 0 | 3 | 114/692 | 16.5 |
Missing | 38 | 0 | 0 | 0 | 0 | 0 | 1 | 4/38 | 10.5 |
Number of fetuses | |||||||||
Singleton | 11,726 | 96 | 96 | 96 | 96 | 96 | 95 | 1884/11726 | 16.1 |
Multiple gestation | 228 | 2 | 2 | 2 | 2 | 1 | 2 | 103/228 | 45.2 |
Missing | 255 | 2 | 2 | 2 | 2 | 2 | 3 | ||
Previous C-section | |||||||||
No | 11,605 | 95 | 95 | 94 | 92 | 99 | 96 | 1419/11605 | 12.2 |
Yes | 604 | 5 | 5 | 6 | 8 | 1 | 4 | 601/604 | 99.5 |
Referral patient | |||||||||
No | 12,000 | 98 | 98 | 98 | 99 | 99 | 99 | 1947/12000 | 16.2 |
Yes | 209 | 2 | 2 | 2 | 1 | 1 | 1 | 73/209 | 34.9 |
Antenatal Care Attended | |||||||||
No | 269 | 2 | 2 | 2 | 3 | 2 | 7 | 40/269 | 14.9 |
Yes | 11,940 | 98 | 98 | 98 | 98 | 98 | 93 | 1980/11940 | 16.6 |
Characteristics of the infant | |||||||||
Position fetus | |||||||||
Cephalic | 11,883 | 97.3 | 98 | 97 | 97 | 98 | 98 | 1743/11883 | 14.7 |
Breech | 253 | 2.1 | 2 | 3 | 3 | 2 | 2 | 211/253 | 83.4 |
Other | 73 | 0.6 | 1 | 1 | 1 | 1 | 0 | 66/73 | 90.4 |
Gestational age (in weeks) | |||||||||
Very preterm (28–31) | 241 | 2 | 2 | 2 | 2 | 3 | 2 | 43/241 | 17.8 |
Moderate to late preterm (32–36) | 1073 | 8.8 | 9 | 9 | 6 | 9 | 6 | 196/1073 | 18.3 |
Term (> 36) | 7725 | 63.3 | 62 | 64 | 70 | 63 | 66 | 1302/7725 | 16.9 |
Missing | 3170 | 26 | 27 | 26 | 22 | 25 | 25 | 479/3170 | 15.1 |
Birthweight singletons (11,726 infants) | |||||||||
Very low (650–1499) | 196 | 1.7 | 2 | 2 | 1 | 2 | 3 | 29/196 | 14.8 |
Low (1500–2499) | 1070 | 9.1 | 9 | 9 | 7 | 12 | 9 | 206/1070 | 19.3 |
Normal (2500+) | 10,148 | 86.5 | 87 | 86 | 90 | 84 | 80 | 1592/10148 | 15.7 |
Missing | 312 | 2.7 | 2 | 3 | 2 | 3 | 8 | 57/312 | 18.3 |
Birthweight multiple gestation (419 infants in 228 births) | |||||||||
Very low (650–1499) | 46 | 11.0 | 11 | 12 | 21 | 3 | 13 | 8/46 | 17.4 |
Low (1500–2499) | 212 | 50.6 | 47 | 59 | 47 | 72 | 13 | 103/212 | 48.6 |
Normal (2500+) | 161 | 38.4 | 42 | 29 | 32 | 24 | 88 | 69/161 | 42.9 |