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Table 2 Incidence of maternal near miss (MNM), odds ratio (OR), 95 % confidence interval, and probability of MNM among puerperal women (n = 23,894) included in the study, according to maternal characteristics, Brazil, 2011–2012

From: Factors associated with maternal near miss in childbirth and the postpartum period: findings from the birth in Brazil National Survey, 2011–2012

Characteristic MNM incidence a ORb 95 % CIc p
Maternal age (years)
 12–19 10.06 1.07 0,72–1.60  
 20–34 9.40 1 1 0.081
 35 and over 15.54 1.65 1.07–2.55  
Schooling level (years)
 15 or more 6.17 1   
 11–14 10.04 1.61 0.75–3.45  
 8–10 11.18 1.81 0.84–3.92 0.494
 0–7 10.91 1.75 0.72–4.22  
Skin colord
 White 9.29 1   
 Mixed 10.67 1.16 0.79–1.70 0.746
 Black 9.75 1.08 0.45–2.56  
Conjugal situation     
 With partner 10.02 1   
 Without partner 10.83 1.08 0.77–1.52 0.651
 Primipara
 No 8.82 1   
 Yes 11.68 1.33 0.99–1.79 0.061
Previous C-section
 0 9.58 1   
 1 10.84 1.13 0.75–1.72  
 2 or more 17.05 1.79 1.09–2.97 0.035
Antenatal care
 Yes 9.87 1   
 No 27.97 2.90 0.94–8.92 0.064
Number of services before admission to delivery care
 0 8.85 1   
 1 13.93 1.59 0.89–2.83  
 2 or more 35.15 4.10 1.97–8.52 0.001
Clinical or obstetric complicationse
 No 3.63 1   
 Yes 37.15 10.55 7.61–14.63 <0.001
Type of delivery
 Vaginal 4.39 1   
 Elective C-section 16.00 3.70 2.47–5.55  
 Intrapartum C-section 6.64 1.48 0.76–2.88  
 Forceps 40.35 9.64 4.24–21.91 <0.001
TOTAL 10.16 -- 7.14–13.18 --
  1. Totals for these variables vary because of missing values
  2. aIncidence of maternal near miss per 1000 live births.bOR = odds ratio; c CI = confidence interval; d pregnant women who self-reported with East Asian or indigenous skin color were excluded from this analysis; e women who presented with one of the following criteria were considered to present clinical or obstetric complications: hypertensive disorders, diabetes, placenta previa, placental abruption, HIV infection and other maternal infections