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Table 2 Findings for subgroup analyses of breastfeeding and childhood obesity

From: The association between breastfeeding and childhood obesity: a meta-analysis

Component No. of studies (sample size a) AOR (95% CI) fixed-effected
Study design
Cohort 15 (141,247) 0.78 (0.73,0.82)
Cross-sectional 10 (85,261) 0.78 (0.72,0.84)
Whether consider amount of TV viewing and exercise of children as adjusted confounders
Yes 8 (83,356) 0.79 (0.73,0.85)
No 17 (143,152) 0.77 (0.73,0.82)
Obesity definition   
IOTF 6 (73,677) 0.81 (0.73, 0.89)
BMI ≥ 95th 10 (84,557) 0.78 (0.74, 0.83)
BMI ≥ 97th 5 (62,179) 0.75 (0.67, 0.85)
Others 4 (6,095) 0.66 (0.53, 0.82)
Breastfeeding definition   
Never-ever 11 (126,512) 0.80 (0.76, 0.85)
Exposure: breastfeeding duration 14 (99,996) 0.73 (0.67, 0.79)
Breastfeeding type   
Exclusive breastfeeding 8 (65,933) 0.80 (0.71, 0.90)
Others 17 (160,575) 0.77 (0.74, 0.81)
  1. Abbreviation: CI confidence interval, AOR adjusted odds ratio.
  2. aThe total number of subjects for included studies in the analysis at last follow-up.