Table 2.
Relative risk of typology membership according to ecological correlates
| Model 1a RR (95%CI) |
Model 2b RR (95%CI) |
|||||
|---|---|---|---|---|---|---|
| Typology 1 Physically inactive, highly sedentary (Ref) |
Typology 2 Moderately active, high screen-time |
Typology 3 Highly active, low sedentary |
Typology 1 Physically inactive, highly sedentary (Ref) |
Typology 2 Moderately active, high screen-time |
Typology 3 Highly active, low sedentary |
|
| Intrapersonal | ||||||
| Self-efficacy for physical activity | 1.00 | 1.02 (1.00–1.05)* | 1.13 (1.06–1.21)* | 1.00 | 1.03 (0.99–1.06) | 1.08 (1.00–1.16)* |
| Enjoyment of sedentary behaviors | 1.00 | 1.22 (0.95–1.56) | 1.02 (0.82–1.27) | 1.00 | N/A | N/A |
| Sport competence | 1.00 | 1.01 (0.99–1.05) | 1.11 (1.04–1.18)* | 1.00 | 0.98 (0.93–1.03) | 1.00 (0.93–1.08) |
| Cons of physical activity | 1.00 | 0.95 (0.90–1.01) | 0.88 (0.81–0.95)* | 1.00 | 0.95 (0.93–1.03) | 0.98 (0.87–1.10) |
| Pros of physical activity | 1.00 | 1.02 (0.93–1.12) | 1.12 (1.02–1.24)* | 1.00 | 0.96 (0.85–1.09) | 0.98 (0.84–1.15) |
| Interpersonal | ||||||
| Screen-time restriction rules | 1.00 | 1.05 (0.97–1.14) | 1.41 (1.19–1.67)* | 1.00 | 1.03 (0.92–1.14) | 1.32 (1.06–1.64)* |
| Sibling screen-time co-participation | 1.00 | 1.09 (0.93–1.27) | 1.22 (1.08–1.37)* | 1.00 | 1.08 (0.92–1.26) | 1.26 (1.08–1.46)* |
| Parent/guardian screen-time co-participation | 1.00 | 1.07 (0.97–1.19) | 1.13 (0.99–1.29) | 1.00 | N/A | N/A |
| Friend screen-time co-participation | 1.00 | 1.14 (1.04–1.26)* | 1.05 (0.90–1.24) | 1.00 | 1.14 (1.00–1.30)* | 1.01 (0.85–1.20) |
| Parental support for physical activity | 1.00 | 1.06 (1.01–1.12)* | 1.23 (1.15–1.31)* | 1.00 | 1.03 (0.96–1.11) | 1.15 (1.03–1.28)* |
| Friend/sibling support for physical activity | 1.00 | 1.10 (1.02–1.18)* | 1.19 (1.08–1.32)* | 1.00 | 1.06 (0.97–1.17) | 1.04 (0.87–1.24) |
| Physical environmental | ||||||
| Access to screen based items in bedroom | 1.00 | 1.03 (0.92–1.17) | 1.03 (0.85–1.24) | 1.00 | N/A | N/A |
| Availability of options for physical activity in home environment | 1.00 | 1.06 (0.96–1.16) | 1.31 (1.16–1.47)* | 1.00 | 1.04 (0.94–1.14) | 1.12 (0.95–1.33) |
| Perceived neighborhood road safety | 1.00 | 1.01 (0.97–1.06) | 1.10 (1.05–1.16)* | 1.00 | 1.02 (0.95–1.09) | 1.10 (1.01–1.18)* |
| Perceived neighborhood crime safety | 1.00 | 1.02 (0.99–1.05) | 0.97 (0.92–1.02) | 1.00 | N/A | N/A |
| GIS: Count of private/public recreation land | 1.00 | 1.06 (0.97–1.17) | 1.15 (0.98–1.35) | 1.00 | N/A | N/A |
| GIS: Count of public trails | 1.00 | 1.20 (0.84–1.72) | 1.07 (0.66–1.76) | 1.00 | N/A | N/A |
| GIS: Count of public parks | 1.00 | 0.99 (0.98–1.01) | 0.99 (0.96–1.02) | 1.00 | N/A | N/A |
| GIS: Density of public transportation | 1.00 | 1.01 (0.99–1.02) | 1.00 (0.97–1.03) | 1.00 | N/A | N/A |
aAdjusted for sex and accounting for clustering by school; bAdditionally adjusted for all variables significant in unadjusted analyses; *p < 0.05; NA – was not included in the model due to non-significant results in the unadjusted model; GIS: Geographic Information Systems