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Table 2 The risk of asthma in obese and overweight children based on OR

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

Variables

Overweight

Obesity

Group

Study

OR (95% CI)

Study

OR (95% CI)

Year of publication

1998–2008

5

1.49 (0.84–2.63)

6

1.88 (1.04–3.41)

2009–2017

6

1.80 (1.07–3.03)

8

1.90 (1.43–2.53)

Age

< 11 year

2

0.86 (0.58–1.29)

2

1.65 (1.26–2.15)

> 12 year

3

1.30 (0.64–2.64)

3

1.61 (1.09–2.37)

Mix

6

2.19 (1.35–3.55)

8

2.27 (1.26–4.06)

Gender

Male

2

1.46 (0.64–3.34)

2

1.14 (0.62–2.09)

Female

2

1.51 (0.88–2.58)

2

1.65 (0.95–2.89)

Continents

America

9

1.50 (0.97–2.33)

10

2.21 (1.65–2.98)

Europe

1

1.86 (1.12–3.10)

3

1.12 (0.70–1.79)

Asia

1

3.03 (1.59–5.76)

1

2.84 (1.39–5.81)

Sample

< 500

8

2.00 (1.31–3.04)

8

2.71 (1.80–4.07)

> 500

3

1.04 (0.56–1.93)

6

1.41 (0.98–2.03)

Report of Asthma

Physician

10

1.69 (1.11–2.56)

13

2.00 (1.42–2.82)

Parent

1

1.28 (0.70–2.31)

1

1.27 (0.64–2.53)