Skip to main content

Table 1 Sociodemographic characteristics of mothers and infants in different maternal rural-to-urban migrant status

From: What is the impact of rural-to-urban migration on exclusive breastfeeding: a population-based cross-sectional study

  Maternal rural-to-urban migrant status p-value
Local
(n = 4381)
Migrant
(n = 2515)
Maternal age, n (%) a    <  0.001
 < 25 577 (13.20) 433 (17.28)  
 25- 1562 (35.74) 971 (38.75)  
 30- 1265 (28.94) 741 (29.57)  
 35- 778 (17.80) 297 (11.85)  
 40–53 189 (4.32) 64 (2.55)  
Maternal BMI, n (%) b    0.033
 Underweight (<  18.5 kg/m2) 579 (13.98) 351 (15.07)  
 Normal weight (18.5–23.9 kg/m2) 2671 (64.49) 1544 (66.29)  
 Overweight (24.0–27.9 kg/m2) 651 (15.72) 326 (14.00)  
 Obesity (≥ 28.0 kg/m2) 241 (5.82) 108 (4.64)  
Infant birthweight, n (%) c    0.288
 < 2500 g 164 (3.79) 81 (3.26)  
 2500–3999 g 3775 (87.28) 2202 (88.54)  
 ≥ 4000 g 386 (8.92) 204 (8.20)  
Infant sex, n (%)    0.627
 Male 2224 (50.76) 1292 (49.24)  
 Female 2157 (51.37) 1223 (48.63)  
Maternal education level, n (%) d    0.607
 Primary school and below 264 (6.03) 158 (6.29)  
 Junior high school 1071 (24.48) 638 (25.40)  
 Senior high school 859 (19.63) 464 (18.47)  
 College and above 2181 (49.85) 1252 (49.84)  
Occupation, n (%) e    <  0.001
 Unemployment 1562 (35.69) 937 (37.35)  
 Informal employment 1410 (32.21) 932 (37.15)  
 Formal employment 1405 (32.10) 640 (25.51)  
Ethnicity, n (%) f    <  0.001
 Han 3656 (83.57) 1996 (79.59)  
 Others 719 (16.43) 512 (20.41)  
Place of residence, n (%)    <  0.001
 Metropolis 1910 (43.60) 1639 (65.17)  
 Medium sized/small cities 2471 (56.40) 876 (34.83)  
Delivery method, n (%) g    <  0.001
 Vaginal 2618 (59.92) 1615 (64.29)  
 Caesarean section 1751 (40.08) 897 (35.71)  
Preterm birth, n (%) h    0.140
 No 4095 (95.19) 2377 (95.96)  
 Yes 207 (4.81) 100 (4.04)  
  1. a19 cases with missing data of maternal age. b425 cases with missing data of maternal BMI. c84 cases with missing data of infant birthweight. d9 cases with missing data of maternal education level. e10 cases with missing data of maternal occupation. f13 cases with missing data of maternal ethnicity. g15 cases with missing data of delivery method. h117 cases with missing data of preterm birth