Table 2

Crude odds of factors associated with walking to school

Variable

% walking to school in the exposed group

% walking to school in the unexposed group

Odds ratio * (exposed/unexposed)


Demographics

Male/Female

Male: 50.7% (3538/6976)

Female: 50.5% (3369/6671)

-

Ethnic group

African/Asian: 60.5% (1071/1770)

White: 49.1% (4356/8729)

1.59 (95%CI: 1.4-1.75)

Number in household

More than 4: 51.8% (2551/4918)

Four or less: 49.9% (4356/8729)

1.04 (95%CI: 1.02-1.07)


Socio-economics

Family income

Low 62% (1930/3113)

Medium: 53% (2208/4157)

High: 41% (3089/5283)

1.5 (95%CI: 0.1.45-1.59)

Academic achievement

None: 64% (1508/2339)

O'level: 52% (3121/6059)

A'Level: 47% (634/1336)

Uni :40% (1431/3542)

1.6 (95%CI: 1.56-1.79)

Access to car

Have a car: 45.9% (4844/10559)

No access to car: 78.5% (1339/1706)

0.23 (95%CI: 0.21- 0.26)

Primary carer in work

In work: 44% (3430/7815)

Not in work: 60% (3477/5831)

0.53 (95% CI: 0.50-0.57)


Area

Good area to raise children

Excellent:47.2% (4592/9717)

Moderate: 58% (1696/2939)

Poor/very poor: 62.9% (607/964)

0.62 (95% CI: 0.58-0.67)

Area/Setting

Urban: 54.5% (4868/8926)

Town: 48.8% (421/862)

Village: 37.9% (266/702)

1.5 (95%CI: 1.37-1.7)

Perceived safety of area

Very safe: 49% (5798/11779)

Moderate-not safe: 59% (1095/1846)

0.66 (95%CI: 0.6-0.7)


Parents

Age of primary carer

More than 35 yrs: 45.4% (2563/5651)

Less than or equal to 35 yrs: 54.3% (4344/7996)

0.7 (95%CI: 0.65-0.74)

Health of primary carer

Good: 50.3% (6659/13,231)

Poor: 59.1 (240/406)

0.7 (0.57-0.86)

BMI of primary carer

More than 25: 49.9% (2355/4717)

Less than or equal to 25: 49.1% (3499/7114)

-

Smokes near child

Smokes: 59.7% (1167/1954)

Does not smoke: 49% (787/6736)

1.53 (95% CI: 1.4-1.7)


Child

BMI of child (overweight/obese according to Obesity Taskforce definition)

Overweight/obese: 50.3% (1466/2914)

Not overweight/obese: 50.7 (5345/10548)

-

Bracken School Readiness Score

Less than 3: 56.3% (2273/4037)

More or equal to 3: 48.2 (4634/9610)

1.38 (95%CI: 1.2-1.5)

Strengths and Difficulties Questionnaire total >7

More than 7: 54.4% (3695/6786)

Less or equal to 7: 46.8% (3212/6907)

1.35 (95%CI: 1.3-1.45)

Taking part in organised sports/exercise

Organised sport: 45.5% (3223/6906)

No organised sport: 56.1% (3683/6562)

0.65 (95%CI: 0.61-0.70)

Plays sports (with parent)

Plays sport with parent: 50.0% (4667/9341)

Does not play sport with parent: 52.0% (2239/4305)

0.92 (95%CI: 0.85-0.99)

Playing physically active games (with parent)

Plays games: 50.6% (4145/8190)

Does not play games: 50.58% (2757/5451)

-

Going to playground (with parent)

Goes to play ground: 52.7% (4469/8469)

Does not go to playground: 47.1% (2432/5167)

1.25 (95%CI: 1.17-1.3)

More than 3 hours of TV per day

More than 3 hours: 56% (1145/2042)

Less than 3 hours: 49.6% (5758/11599)

1.29 (1.17-1.4)


* The tables are set out so that the exposed group is always compared to the unexposed group. For example, on table 2 exposures is taken as being of an ethnic minority group - so exposed/unexposed would be the proportion walking in the exposed group (ethnic minority) divided by the proportion walking in the unexposed group (white).

Brophy et al. BMC Public Health 2011 11:14   doi:10.1186/1471-2458-11-14

Open Data