Table 6.
Multivariate logistic regression models assessing the factors associated with the caesarean section delivery in India, Tamil Nadu, and Chhattisgarh (NFHS-4; 2015-16 & NFHS-5;2019-21)
| Factor | India | Chhattisgarh | Tamil Nadu | |||
|---|---|---|---|---|---|---|
| NFHS-4 | NFHS-5 | NFHS-4 | NFHS-5 | NFHS-4 | NFHS-5 | |
| (2015-16) | (2019-21) | (2015-16) | (2019-21) | (2015-16) | (2019-21) | |
| Caste | ||||||
| Scheduled Castes | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] |
| Scheduled Tribes | 0.76*** | 0.68*** | 0.70* | 0.69* | 1.19 | 0.58* |
| (0.69–0.84) | (0.63–0.74) | (0.48–1.02) | (0.47–1.01) | (0.69–2.05) | (0.33–1.04) | |
| Other Backward Castes | 0.89*** | 0.90*** | 0.96 | 1.00 | 0.97 | 0.93 |
| (0.84–0.95) | (0.85–0.95) | (0.68–1.35) | (0.73–1.38) | (0.83–1.14) | (0.77–1.13) | |
| Others | 0.93* | 0.94* | 1.62** | 1.11 | 1.31 | 0.88 |
| (0.87–1.01) | (0.88–1.01) | (1.05–2.52) | (0.65–1.91) | (0.86–2.00) | (0.50–1.53) | |
| Religion | ||||||
| Hindu | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] |
| Muslim | 0.95 | 0.96 | 1.29 | 1.09 | 1.04 | 0.87 |
| (0.88–1.02) | (0.89–1.02) | (0.64–2.62) | (0.39–3.01) | (0.73–1.47) | (0.61–1.22) | |
| Others | 0.98 | 1.16*** | 0.52* | 0.39** | 1.26 | 0.98 |
| (0.89–1.09) | (1.06–1.28) | (0.25–1.08) | (0.17–0.87) | (0.94–1.69) | (0.68–1.39) | |
| Type of Residence | ||||||
| Urban | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] |
| Rural | 0.86*** | 0.89*** | 1.24 | 0.78 | 1.16* | 1.18** |
| (0.81–0.91) | (0.85–0.94) | (0.94–1.63) | (0.57–1.07) | (0.99–1.35) | (1.02–1.37) | |
| Woman’s education level | ||||||
| Illiterate | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] |
| Primary | 1.20*** | 1.15*** | 1.24 | 1.38 | 1.16 | 1.60* |
| (1.09–1.32) | (1.06–1.26) | (0.79–1.94) | (0.82–2.31) | (0.78–1.72) | (0.92–2.78) | |
| Secondary | 1.24*** | 1.40*** | 1.09 | 1.47* | 1.13 | 1.29 |
| (1.16–1.34) | (1.31–1.50) | (0.70–1.70) | (0.96–2.25) | (0.83–1.54) | (0.77–2.14) | |
| Higher | 1.25*** | 1.21*** | 1.09 | 1.94** | 1.01 | 1.12 |
| (1.14–1.37) | (1.15–1.27) | (0.64–1.86) | (1.15–3.25) | (0.71–1.44) | (0.66–1.90) | |
| Age at marriage | ||||||
| Below 18 years | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] |
| 18 Years or above | 1.05* | 1 | 0.8 | 1.02 | 1.15 | 1.14 |
| (1.00–1.11) | (0.95–1.06) | (0.59–1.10) | (0.72–1.43) | (0.96–1.38) | (0.91–1.42) | |
| Exposure to media | ||||||
| Nil | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] |
| Partial | 1.40*** | 1.34 | 1.34*** | 1.13 | 0.99 | 0.77 |
| (1.30–1.50) | (1.26–1.42) | (1.26–1.42) | (0.82–1.56) | (0.58–1.68) | (0.55–1.07) | |
| Full | 1.43*** | 1.33 | 1.33*** | 1.28 | 0.81 | 0.71* |
| (1.28–1.60) | (1.21–1.46) | (1.21–1.46) | (0.80–2.05) | (0.46–1.42) | (0.48–1.05) | |
| Number of ANC Visits | ||||||
| 0 | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] |
| 1–3 | 1.13*** | 0.88*** | 0.84 | 1.05 | 0.95 | 1.33 |
| (1.03–1.23) | (0.80–0.97) | (0.37–1.90) | (0.62–1.78) | (0.67–1.33) | (0.82–2.14) | |
| 4+ | 1.72*** | 1.23*** | 1.13 | 0.94 | 1.17 | 1.21 |
| (1.58–1.87) | (1.12–1.35) | (0.51–2.51) | (0.56–1.58) | (0.91–1.49) | (0.87–1.69) | |
| Woman’s age | ||||||
| 15–24 | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] |
| 25–34 | 1.20*** | 1.36*** | 1.32** | 1.26* | 1.31*** | 1.37*** |
| (1.14–1.26) | (1.30–1.43) | (1.01–1.72) | (0.96–1.64) | (1.11–1.54) | (1.14–1.64) | |
| 35–49 | 1.74*** | 2.10*** | 1.66* | 2.15*** | 2.00*** | 2.22*** |
| (1.57–1.92) | (1.92–2.29) | (0.97–2.84) | (1.37–3.39) | (1.40–2.87) | (1.63–3.02) | |
| Size of child at birth | ||||||
| Average | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] |
| Small | 1.10*** | 1.17*** | 1.42* | 0.70* | 1.07 | 1.31** |
| (1.03–1.18) | (1.10–1.25) | (0.96–2.09) | (0.48–1.02) | (0.84–1.35) | (1.02–1.68) | |
| Large | 1.31*** | 1.20*** | 1.44** | 0.89 | 1.16** | 1.11 |
| (1.24–1.39) | (1.14–1.26) | (1.08–1.92) | (0.65–1.20) | (1.00–1.34) | (0.92–1.34) | |
| Woman’s BMI | ||||||
| Underweight | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] |
| Normal | 1.37*** | 0.75*** | 1.23 | 0.79 | 1.33*** | 0.70*** |
| (1.29–1.45) | (0.70–0.79) | (0.92–1.66) | (0.59–1.05) | (1.10–1.61) | (0.56–0.87) | |
| Overweight | 2.91*** | 2.11*** | 2.53** | 2.13*** | 2.85*** | 1.69*** |
| (2.54–3.34) | (1.95–2.29) | (1.19–5.39) | (1.20–3.76) | (2.06–3.93) | (1.37–2.07) | |
| Pregnancy complications | ||||||
| No | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] |
| Present | 1.14*** | 1.15 | 1.21 | 1.52*** | 1.08 | 1.20** |
| (1.09–1.19) | (1.10–1.20) | (0.96–1.52) | (1.22–1.89) | (0.93–1.24) | (1.03–1.39) | |
| Ever had a terminated pregnancy | ||||||
| No | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] |
| Yes | 1.20*** | 1.18*** | 1.16 | 1.01 | 0.94 | 1.14 |
| (1.12–1.27) | (1.12–1.24) | (0.88–1.53) | (0.71–1.44) | (0.78–1.13) | (0.95–1.36) | |
| Birth order | ||||||
| 1 | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] |
| 2 | 0.81*** | 0.80*** | 0.82 | 1.01 | 0.91 | 0.76*** |
| (0.76–0.85) | (0.76–0.84) | (0.63–1.07) | (0.78–1.29) | (0.78–1.06) | (0.65–0.88) | |
| 3 | 0.47*** | 0.42*** | 0.49*** | 0.48*** | 0.46*** | 0.37*** |
| (0.44–0.51) | (0.39–0.45) | (0.31–0.79) | (0.33–0.72) | (0.36–0.59) | (0.29–0.49) | |
| 4 or more | 0.25*** | 0.23*** | 0.35*** | 0.40*** | 0.24*** | 0.33*** |
| (0.22–0.28) | (0.20–0.25) | (0.20–0.63) | (0.24–0.66) | (0.14–0.41) | (0.18–0.59) | |
| Wealth quintile | ||||||
| Poor | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] |
| Non-poor | 1.32*** | 1.21*** | 1.43** | 1.2 | 0.94 | 1.02 |
| (1.24–1.40) | (1.15–1.27) | (1.08–1.89) | (0.91–1.57) | (0.78–1.13) | (0.85–1.24) | |
| Place of delivery | ||||||
| Public | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] | 1[Reference] |
| Private | 3.65*** | 3.90*** | 10.02*** | 9.57*** | 2.64*** | 2.65*** |
| (3.46–3.84) | (3.74–4.06) | (7.63–13.16) | (7.51–12.20) | (2.25–3.09) | (2.27–3.10) | |
| Constant | 0.07*** | 0.08*** | 0.06*** | 0.06*** | 0.33*** | 0.42*** |
| (0.06–0.08) | (0.07–0.09) | (0.02–0.16) | (0.03–0.14) | (0.16–0.68) | (0.19–0.87) | |
| Observations | 1,36,814 | 1,42,661 | 4,757 | 5,257 | 5,939 | 5,083 |
95% CI values in parentheses; *** p < 0.01, ** p < 0.05, * p < 0.1