Table 3

Regression analysis. Adjusted odds ratio

Risk factor

Odd ratio

95%CI

Ethnic group Asian (compared to White/European)

1.7*

1.2-2.3

Ethnic group African (compared to White/European)

2.7**

1.9-3.9

Birth weight (per kg increase in weight)

1.4

1.2-1.65

Does not enjoys physical activity (per unit increase (scale 1-5: 1 very much enjoys, 5 very much dislikes))

1.4

1.2-1.5

Watches more than 3 hours of TV a day

1.3

1.1-1.7

Solid food before 3 months

1.2

1.02-1.5

Smoking near child

1.3

1.02-1.6

Mothers pre-pregnancy weight (> 60 Kg)

1.9

1.6-2.3

Leaving school at age 18 (A'level) compared to leaving at age 16 (no qualifications or O'levels).

0.55

0.4-0.77

Leaving school at age 20+ (University) compared to leaving school at 16 (no qualifications or O'levels).

0.67

0.53-0.83

Income >£20,800 (compared to <£10,400)

0.84

0.67-1.0

Income £10,400-£20,800 (compared to <£10,400)

0.76

0.61-0.93

Indoor activities (per unit increase on a 0-30 scale).

1.06

1.03-1.08

* Risk Ratio = 1.6 (95%CI: 1.2-2.1). Indian = 1.1 (95%CI: 0.6-2.0), Pakistani = 1.5 (1.0-2.2), Bangladeshi = 2.1 (1.2-3.7), Other Asian = 1.6 (95%CI: 0.6-4.6).

** Risk Ratio = 2.5 (95%CI: 1.8-3.4)

Brophy et al. BMC Public Health 2009 9:467   doi:10.1186/1471-2458-9-467