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Table 5 Comparison between NM cases and controls in the reference maternity wards of Sergipe (2011/2012)

From: The prevalence of severe maternal morbidity and near miss and associated factors in Sergipe, Northeast Brazil

Variables NM n % or mean ± SD Controls n % or mean ± SD p value Odds ratio p value multivariate
Status        
Pregnant 7 10 36 23.8 0.016 2.82 (1.19-6.70) 0.022
Puerperium/postoperative¥ 63 90 115 76.2
Marital status        
Not married 14 21.5 19 12.6 0.093 1.90 (0.89- 4.09) 0.125
Married 51 78.5 132 87.4
Years of education        
Until 8 years 37 58.7 76 51.4 0.325 1.35 (0.74-2.45)  
≥ 8 years 26 41.3 72 48.6
Age        
Until 35 years 51 73.9 131 86.8 0.019 2.31 (1.13-4.72) 0.140
≥ 35 years 18 26.1 20 13.2
Previous abortion        
Yes 25 37.9 28 18.5 0.002 2.68 (1.41-5.10) <0.001
No 41 62.1 123 81.5
Personal history of risk        
Yes 22 34.4 33 22 0.058 1.86 (0.98-3.54) 0.171
No 42 65.6 117 78
Conducting prenatal        
No 11 17.2 7 4.7 0.003* 4.24 (1.56-11.51) 0.080
Yes 53 82.8 143 95.3
Gestational antecedent (≥G2) §        
Caesarean 47 71.2 85 56.3 0.038 1.92 (1.03-3.58)  
Vaginal 19 28.8 66 43.7
Current type of delivery        
Caesarean 38 74.5 62 55.4 0.020 2.36 (1.13-4.90)  
Vaginal 13 25.5 50 44.6
Previous caesarean section        
Yes 38 56.7 67 55.6 0.092 1.64 (1.41-5.40) 0.039
No 29 43.3 84 44.4
Level of counsciousness on admission        
Not conscious 16 23.5 3 2 <0.001* 15.18 (4.25-54.21) <0.001
Conscious 52 76.5 148 98    
  1. ¥: postoperative of laparotomy or curettage after abortion or delivery; The n value for each variable may differ because some cases and controls were still pregnant or the avaiable data were collected by information from medical records or the patient did not know the answer. *Fisher’s exact test. The variables presented in the table were chosen by statistical significance or clinical relevance. §Just for patients in the second gestation or more.