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Table 1 Initiation of breastfeeding and prevalence of exclusive breastfeeding at hospital discharge

From: Initiation of breastfeeding and prevalence of exclusive breastfeeding at hospital discharge in urban, suburban and rural areas of Zhejiang China

    Exclusive breastfeeding   
  Total N of women % n % Unadjusted Odds Ratio 95% CI
Resident
   City 635 41.9 233 38.0 1  
   Suburb 347 22.9 213 63.4 2.82 2.14, 3.72
   Rural 532 35.2 316 61.0 2.55 2.01, 3.24
Maternal age
   <25 358 23.9 225 64.8 1  
   25–29 800 53.5 379 48.6 0.51 0.39, 0.67
   ≥ 30 338 22.6 148 45.8 0.46 0.34, 0.63
Caesarean section
   No 495 32.7 282 58.6 1  
   Yes 1019 67.3 480 48.7 0.67 0.54, 0.83
Maternal education (years)
   ≤ 9 years 544 36.0 330 62.7 1  
   10–12 years 370 24.5 178 49.4 0.58 0.44, 0.76
   > 12 years 597 39.5 251 43.4 0.46 0.36, 0.58
Baby's gender
   Male 772 51.3 378 50.5 1  
   Female 732 48.6 379 53.5 1.13 0.92, 1.39
Time breastfeeding decision made
   Before pregnancy 1089 72.3 564 53.2 1  
   During pregnancy 263 17.5 136 54.2 1.04 0.79, 1.37
   After baby born 154 10.2 59 39.9 0.58 0.41, 0.83
Parity
   Primiparous 1347 89.2 655 50.2 1  
   Multiparous 163 10.8 104 65.4 1.87 1.33, 2.64
Gestational age (weeks)
   <37 49 3.3 18 41.9 1  
   ≥ 37 1443 96.7 731 52.1 1.51 0.82, 2.80
Living with parents
   Yes 742 49.4 414 57.4 1  
   No 759 50.6 346 47.1 0.66 0.54, 0.81
First feed
   Breast milk 928 62.5 499 53.9 1  
   Other 557 37.5 245 47.7 0.78 0.63, 0.97
Mother's employment
   Laborer 492 33.3 295 61.3 1  
   Office work 763 51.7 330 44.7 0.51 0.40, 0.64
   Not employed 221 15.0 110 52.4 0.69 0.50, 0.96
Attended antenatal class
   Yes 949 63.1 445 48.0 1  
   No 555 36.9 310 58.5 1.53 1.23, 1.89
Birth weight
   <2500 27 1.8 14 58.3 1  
   2500–3999 1382 91.8 700 52.1 0.78 0.34, 1.76
   ≥ 4000 97 6.4 42 45.7 0.60 0.24, 1.49
Admitted to NICU
   Yes 147 9.9 55 40.4 1  
   No 1333 90.1 687 52.9 1.66 1.16, 2.37
Family monthly income (RMB)*
   ≤ 1500 215 14.6 135 64.6 1  
   1501–3000 401 27.2 236 59.9 0.82 0.58, 1.16
   3001–5000 451 30.6 195 45.1 0.45 0.32, 0.63
   >5000 407 27.6 170 43.1 0.42 0.29, 0.59
Grandmother breastfed
   Yes 1408 96.0 705 51.7 1  
   No 58 4.0 39 51.3 0.98 0.62, 1.56
  1. The exchange rate at the time of the study was RMB 7.5. = 1 USD, RMB 10.6 = 1 Euro.