Skip to main content

Table 1 Results of univariate Poisson regression analysis for variables selected for inclusion in the multivariate model

From: Maternal satisfaction with breastfeeding in the first month postpartum and associated factors

Variables Total (n = 287) Higher satisfaction levels PR (95%CI) p
Distal block n % n %   
Age (years)*       0.168
 Mean (SD) 29.08 (6.60)   0.99 (0.97,1.00)  
Skin color       0.011
 Brown (pardo)/black 71 24.7 45 63.4 1.34 (1.07,1.68)  
 White 216 75.3 102 47.2 1  
Socioeconomic levela       0.024
 A 45 15.8 15 33.3 0.61 (0.40,0.94)  
 B/C/D/E 240 84.2 131 54.6 1  
Years of schooling – father’s child*b       0.017
 Mean (SD) 12.55 (4.23)   0.96 (0.94,0.99)  
Living with patner
 Yes 248 86.4 135 54.4 1.77 (1.09,2.87) 0.021
 No 39 13.6 12 30.8 1  
Distal intermediate block n % n %   
Planned pregnancy       0.096
 Yes 154 53.7 86 55.8 1.22 (0.96,1.35)  
 No 133 46.3 61 45.9 1  
Proximal intermediate block n % n %   
Type of maternity service       0.109
 Public 194 67.6 106 54.6 1.24 (0.95,1.61)  
 Private 93 32.4 41 44.1 1  
Type of delivery       0.043
 Vaginal 149 51.9 85 57.0 1.27 (1.01,1.60)  
 Cesarean section 138 48.1 62 44.9 1  
Breastfeeding support in delivery roomc       0.152
 Yes 136 47.9 75 55.1 1.18 (0.94,1.49)  
 No 148 52.1 69 46.6 1  
Baby put to breast within first hour of lifec       0.072
 Yes 189 66.5 104 55.0 1.27 (0.98,1.66)  
 No 95 33.5 41 43.2 1  
Breastfeeding support while rooming ina       0.076
 Yes 255 89.5 136 53.3 1.60 (0.95,2.69)  
 No 30 10.5 10 33.3 1  
Use of formula at maternity servicea       0.051
 Yes 94 33.0 40 42.6 0.77 (0.59,1.00)  
 No 191 67.0 106 55.5 1  
Use of nipple shield at maternity service       0.049
 Yes 36 12.5 12 33.3 0.62 (0.38,0.99)  
 No 251 87.5 135 53.8 1  
Intended breastfeeding durationd       0.024
 ≥ 12 months 192 78.0 105 54.7 1.55 (1.06,2.28)  
 < 12 months 54 22.0 19 35.2 1  
Birth weight (g)       0.142
 ≤ 3280 144 50.2 80 55.6 0.84 (0.67,1.06)  
 > 3280 143 49.8 67 46.9 1  
Proximal block n % n %   
Low milk supply**       < 0.001
 No 203 70.7 120 59.1 1.84 (1.32,2.56)  
 Yes 84 29.3 27 32.1 1  
Pain while breastfeeding**       0.020
 No 105 36.6 63 60.0 1.30 (1.04,1.62)  
 Yes 182 63.4 84 46.2 1  
Nipple crack**       0.019
 No 152 53.0 88 57.9 1.32 (1.05,1.67)  
 Yes 135 47.0 59 43.7 1  
Difficulty latching on**       0.020
 No 224 78.0 125 55.8 1.30 (1.04,1.62)  
 Yes 63 22.0 22 34.9 1  
Nipple anatomy problems**       0.010
 No 228 79.4 126 55.3 1.60 (1.12;2.28)  
 Yes 59 20.6 21 35.6 1  
Breast milk oversupply**       0.155
 No 129 44.9 60 46.5 0.84 (0.67,1.06)  
 Yes 158 29.3 87 55.1 1  
Use of formula or other milk at 30 days       < 0.001
 No 193 70.2 119 61.7 1.94 (1.42,2.65)  
 Yes 82 29.8 27 32.9 1  
Use of pacifier at 30 days       0.007
 No 88 30.7 55 62.5 1.35 (1.08,1.68)  
 Yes 199 69.3 92 46.2 1  
  1. PR Prevalence ratio, 95%CI 95% confidence interval, SD Standard deviation
  2. * Variables continuous
  3. * * All difficulties with breastfeeding were reported at the interview
  4. a Social classes (A, B1, B2, C1, C2, D-E) according to ABEP, 201515. Missing values: 2
  5. b Missing values: 16
  6. c Missing values: 3
  7. d 41 did not know