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Table 2 Multiple logistic regression of primiparous assisted during labor in public hospitals, Brazil, 2011–2012 (N = 2487)

From: Factors associated with cesarean delivery during labor in primiparous women assisted in the Brazilian Public Health System: data from a National Survey

   Mode of delivery
Crude OR b Adjusted OR 95 % CI
Lower Upper
Distal factors
Macro region of Brazil North 2,2 2.5 1.3 4.6
Northeast 2,2 2.3 1.1 4.7
South 2,5 2.8 1.4 5.5
Southeast a 1 1 - -
Midwest 3,2 3.4 1.6 7.1
Intermediate factors
Clinical or obstetrical conditions potentially associated with obstetric emergencies before childbirth Yes 2,7 2.7 1.7 4.4
No a 1 1 - -
Prenatal counseling favorable for vaginal delivery Yes 0,4 0,5 0.3 0.6
No a 1 1 - -
Decision on the type of delivery at the end of pregnancy No 3,4 3.5 2.6 4.5
Yes, vaginal a 1 1 - -
Yes, cesarean 13,6 12.1 7.1 20.7
Proximal factors
Type of labor Spontaneous a 1 1 - -
Induced 0,3 0,2 0,1 0,4
Cervical dilation at admission ≥4 cm a 1 1 - -
<4 cm 1,6 2.1 1.4 3.3
Use of any of the good practices during labor Yes 0,2 0,3 0,2 0,5
No a 1 1 - -
Use of spinal or epidural analgesia Yes 4,0 3.7 1.8 7.6
No a 1 1 - -
Presence of at least one midwife during assistance with labor No 2,3 1.0 0.6 1.7
Yes a 1 1 - -
  1. a Reference category
  2. b All significative coeficients at 0,05