Table 3.

Association between maternal origin and cesarean delivery before labor in the Robson 5A category (n = 318)

Variable	Cesarean delivery before labor versus trial of labor
	OR [95% CI]	aORa [95% CI]	aORb [95% CI]
Group
Fr	1	1	1
SSA	1.95 [1.09–3.50]	2.30 [1.12–4.71]	1.45 [0.63–3.31]
Maternal age (years) c		1.06 [1.00–1.13]	1.07 [1.00–1.14]
Body mass index (kg/m2)c		1.04 [0.98–1.10]	1.03 [0.98–1.09]
Parity
0–1		1	1
≥ 2		0.24 [0.11–0.51]	0.23 [0.11–0.51]
Medical risk level at the beginning of pregnancyd
Low		1	1
High		1.49 [0.78–2.84]	1.55 [0.80–3.01]
Adequacy of prenatal care utilizationd
Inadequate		3.76 [1.40–10.10]	3.68 [1.34–10.06]
Intermediate		1.02 [0.27–3.89]	1.05 [0.27–4.16]
Adequate		1	1
Adequate plus		1.70 [0.60–4.80]	1.73 [0.60–4.99]
Estimation of fetal weightd
Normal or small for gestational age		1	1
Large for gestational age		1.87 [0.40–8.72]	1.88 [0.40–8.86]
Complications during pregnancyd
No		1	1
Yes		2.29 [0.99–5.31]	2.30 [0.98–5.43]
Social deprivationd
No			1
Yes			2.43 [1.14–5.18]

Abbreviations: OR odds-ratio, aOR adjusted OR, 95% CI 95% confidence interval, Fr group women born in mainland France and originally from mainland France, SSA group women born in Sub-Saharan Africa and originally from Sub-Saharan Africa. Statistically significant results appear in boldface

^aLogistic regression models including all variables in the column (except social deprivation) + maternity unit of delivery; imputed data

^bLogistic regression models including all variables in the column + maternity unit of delivery; imputed data

^cContinuous variables

^dSee definitions in Table 1