Table 2.
Odds ratios (OR) and 95% confidence intervals (95%CI) for the associations between socio-demographic, built environmental, and behavioral correlates of achieving pedometer-based cut-points
| Main effects | Main effects + interactions | |||||
|---|---|---|---|---|---|---|
| Variables | % | OR | 95%CI | OR | 95%CI | |
| Socio-demographic | ||||||
| Home ownership* | Renting | 25.7 | 1.11 | 0.80, 1.54 | 1.11 | 0.80, 1.56 |
| Owned/purchasing | 26.0 | Ref. | Ref. | |||
| Marital status* | Married/defacto | 25.5 | 1.00 | 0.59, 1.69 | 0.98 | 0.58, 1.66 |
| Other | 27.2 | Ref. | Ref. | |||
| Dependents at home <18 yrs* | One child | 29.9 | 1.39 | 0.87, 2.21 | 1.42 | 0.89, 2.26 |
| ≥2 children | 25.3 | Ref. | Ref. | |||
| Sex | Male | 19.1 | 0.42 | 0.31, 0.58Φ | 0.03 | 0.01, 0.79Φ |
| Female | 31.6 | Ref. | Ref. | |||
| Grade of student | Grade 5 | 28.1 | 1.12 | 0.81, 1.54 | 1.12 | 0.81, 1.55 |
| Grade 6 | 26.1 | 0.86 | 0.63, 1.18 | 0.90 | 0.65, 1.25 | |
| Grade 7 | 24.0 | Ref. | Ref. | |||
| Highest education completed by any parent* | ≤High school | 24.0 | 1.25 | 0.73, 2.13 | 1.28 | 0.77, 2.13 |
| Diploma/trade/other | 26.2 | 1.36 | 0.94, 1.97 | 1.38 | 0.95, 2.03 | |
| ≥Bachelor degree | 27.1 | Ref. | Ref. | |||
| Dog ownership* | Owner | 26.1 | 1.08 | 0.75, 1.55 | 1.07 | 0.74, 1.53 |
| Non-owner | 25.6 | Ref. | Ref. | |||
| Child has friends in the neighborhood | Many friends | 27.8 | 1.04 | 0.73, 1.49 | 1.02 | 0.70, 1.47 |
| Few friends | 21.7 | Ref. | Ref. | |||
| Sedentary and active leisure-time behavior | ||||||
| Screen-based activity time* | <2 hours/day | 35.7 | 1.88 | 1.30, 2.73Φ | 1.89 | 1.29, 2.78Φ |
| ≥2 hours/day | 22.2 | Ref. | Ref. | |||
| Leisure physical activity index [min. = 0, max. = 7]^ | 1.08 | 0.95, 1.36 | 1.08 | 0.95, 1.22 | ||
| Average steps within grade (500 step increments) [min. = 7779.31, max. = 14588.97]^ | 1.29 | 1.22, 1.36Φ | 1.21 | 1.13, 1.31Φ | ||
| Independent mobility and transportation to school | ||||||
| Play in any street, park, or go for walk without an adult* | No | 22.3 | 0.71 | 0.44, 1.14 | 0.73 | 0.45, 1.18 |
| Yes | 26.5 | Ref. | Ref. | |||
| Child usually driven to and from school | No | 21.0 | 1.48 | 1.08, 2.04Φ | 1.44 | 1.04, 2.00Φ |
| Yes | 33.0 | Ref. | Ref. | |||
| Self-reported neighborhood environment | ||||||
| Have to drive child to park with suitable equipment | Yes | 27.1 | 0.99 | 0.72, 1.35 | 0.98 | 0.72, 1.33 |
| No | 23.7 | Ref. | ||||
| Traffic in neighborhood [min. = 1, max. = 5]* | 0.96 | 0.80, 1.15 | 0.97 | 0.81, 1.16 | ||
| Friendliness of neighborhood [min. = 1, max. = 5]* | 1.15 | 0.94, 1.41 | 1.18 | 0.94, 1.47 | ||
| Distance to nearest friends house from home* | >10 minute walk | 20.4 | 0.62 | 0.47, 0.82Φ | 0.60 | 0.46, 0.78Φ |
| ≤10 minute walk | 29.3 | Ref. | Ref. | |||
| Distance to nearest relatives house from home* | >10 minute walk | 26.1 | 1.05 | 0.61, 1.80 | 1.66 | 0.97, 2.85 |
| ≤10 minute walk | 25.0 | Ref. | Ref. | |||
| Count of different destinations within a 10 minute walk of home [min. = 0, max. = 13]* | 0.93 | 0.88, 0.99Φ | 0.93 | 0.88, 0.99Φ | ||
| Neighborhood walkability and socioeconomic status | ||||||
| School neighborhood walkability score | High | 28.6 | 1.01 | 0.75, 1.35 | 1.00 | 0.74, 1.35 |
| Low | 23.6 | Ref. | Ref. | |||
| School neighborhood socioeconomic status | High | 29.6 | 1.33 | 1.06, 1.67Φ | 1.36 | 1.11, 1.68Φ |
| Medium | 25.0 | 1.15 | 0.82, 1.60 | 1.15 | 0.82, 1.60 | |
| Low | 20.7 | Ref. | Ref. | |||
| Sex-specific interactions | ||||||
| Sex by dist. relatives house within 10-min walk | 0.27 | 0.15, 0.47Φ | ||||
| Sex by average steps within grade | 1.17 | 1.02, 1.34Φ | ||||
Φ p < 0.05. Ref.: reference category. * Indicates data collected from parent questionnaire; Pedometer-based cut-points: ≥12000 steps/day for girls and ≥15000 steps/day for boys. ^ Parameter estimates represent linear associations between the variable and pedometer-based physical activity. All estimates adjusted for school-level clustering