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Table 5 Baseline characteristics compared between LAZ categories, ENSIN 2010

From: Associations between maternal BMI, breastfeeding practices and infant anthropometric status in Colombia; secondary analysis of ENSIN 2010

 Overall (n = 5030)LAZ
Stunting <−2 SD (n = 645)Normal ≥ − 2 SD (n = 4385)OR /Difference95% CIp value
Sociodemographic characteristics (n, %)
 Type of place of residence
  Rural1841 (36.6)311 (48.2)1530 (34.9)1.741.47, 2.05< 0.001**
  Urban3189 (63.4)334 (51.8)2855 (65.1)   
 Wealth index
  Poorer and poorest3167 (63)502 (77.8)2665 (60.8)1.961.53, 2.49< 0.001**
  Middle945 (18.8)83 (12.9)862 (19.7)1  
  Richer and richest918 (18.3)60 (9.3)858 (19.6)0.730.51, 1.020.07
Maternal characteristics
 Age (y) (mean, SD)26.6, ±6.326.9 (±6.6)26.5 (±6.3)−0.39−0.92, 0.130.25
 Maternal education (y) (mean, SD)8.4, ±3.96.5 (±3.9)8.6 (±3.9)2.11.78, 2.43< 0.001**
 Ethnicity (n, %)
  Mestizo3624 (72)366 (56.7)3258 (74.3)2.21.85, 2.61< 0.001**
  Minorities1406 (28)279 (43.3)1127 (25.7)   
 Currently working (n, %)
  Yes2047 (40.7)293 (45.4)1754 (40)1.241.06, 1.470.009*
  No2983 (59.3)352 (54.6)2631 (60)   
 Mother lives with the partner (n, %)
  Yes3816 (75.9)499 (77.4)3317 (75.6)1.10.90, 1.340.34
  No1214 (24.1)146 (22.6)1068 (24.4)   
Pregnancy conditions
 Alcohol at pregnancy (n, %)(n = 4942) n = 625n = 4317   
  Yes451 (9)46 (7.4)405 (9.4)0.760.56, 1.050.1
  No4491 (89.3)579 (92.6)3912 (90.6)   
 Smoked at pregnancy (n, %)(n = 4942) n = 625n = 4317   
  Yes105 (2.1)13 (2.1)92 (2.1)0.970.54, 1.750.93
  No4837 (96.2)612 (97.9)4225 (97.9)   
 Caesarean section delivery (n, %)
  Yes1579 (31.4)169 (26.2)1410 (32.2)0.750.62, 0.900.002*
  No3451 (68.6)476 (73.8)2975 (67.8)   
Infant charactetistics
 Birth weight (kg) (mean, SD)(n = 3877)3.3, ±0.53.1 (±0.6)3.3 (±0.5)0.230.17, 0.28< 0.001**
 Gender (n, %)
  Male2605 (51.8)368 (57.1)2237 (51)1.271.08, 1.510.004**
  Female2425 (48.2)277 (42.9)2148 (49)   
 Infant age (months) (mean, SD)12.1, ±7.114.2 (±6.9)11.9 (±7.0)−2.34−0.29, −2.77< 0.001**
  1. Comparisons were performed with χ2 test or U-Mann Whitney test (all the continuous variables non-parametric distributed) as appropriate
  2. Reference for all comparisons was normal LAZ
  3. * Significance at the level of p < 0.05.
  4. ** Significance at the level of p < 0.001.