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Table 3 The risk of asthma in obese and overweight children based on SMD

From: Effect of childhood BMI on asthma: a systematic review and meta-analysis of case-control studies

Variables Group Study SMD (95% CI) Overweight and Obesity
Year of publication 1998–2008 3 0.07 (−0.19–0.32)
2009–2017 7 0.26 (0.08–0.45)
Age < 11 year 3 0.40 (0.11–0.68)
> 12 year 3 0.14 (−0.06–0.35)
Mix 4 0.12 (−0.09–0.33)
Gender Male 3 0.35 (0.25–0.44)
Female 3 0.58 (0.19–0.98)
Continents America 5 0.15 (0.03–0.26)
Europe 3 0.06 (−0.15–0.26)
Asia 2 0.52 (0.35–0.68)
Sample < 500 4 0.27 (0.04–0.49)
> 500 6 0.17 (−0.07–0.41)
Report of Asthma Physician 8 0.17 (0.02–0.31)
Parent 2 0.31 (−0.23–0.86)