Table 2.
Descriptive statistics for the sociodemographic characteristics, general perceived social support from friends, physical activity, and sedentary behaviour for girls (n = 535).
| Physical activity | Sedentary behaviour | |||
|---|---|---|---|---|
| Sufficiently active (≥60 min of MVPA every day) |
Insufficiently active (≥60 min of MVPA on <7 days/week) |
High sedentary (>2 hrs/day of sedentary behaviour) |
Low sedentary (≤2 hrs/day of sedentary behaviour) |
|
| Sociodemographic characteristics | ||||
| Age [n (%)] | ||||
| 12 years and younger | 22 (10.3) | 192 (89.7) | 156 (72.9) | 58 (27.1)a |
| 13 years | 11 (6.2) | 167 (93.8) | 140 (78.7) | 38 (21.3) |
| 14 years and older | 6 (4.2) | 137 (95.8) | 122 (85.3) | 21 (14.7)a |
| Family affluence [n (%)] | ||||
| Low | 6 (6.7) | 84 (93.3) | 70 (77.8) | 20 (22.2) |
| Medium | 14 (5.9) | 224 (94.1) | 186 (78.2) | 52 (21.8) |
| High | 19 (9.2) | 188 (90.8) | 162 (78.3) | 45 (21.7) |
| Length of time in Canada [n (%)] | ||||
| More than 5 years | 3 (5.3) | 54 (94.7) | 43 (75.4) | 14 (24.6) |
| 5 years or less | 36 (7.5) | 442 (92.5) | 375 (78.5) | 103 (21.5) |
| Number of times moved last year [n (%)] | ||||
| Did not move | 28 (6.6) | 397 (93.4) | 336 (79.1) | 89 (20.9) |
| Moved at least once | 11 (10.0) | 99 (90.0) | 82 (74.5) | 28 (25.5) |
| Social network characteristics | ||||
| Incoming close friend nominations [n (%)] | ||||
| Received ≥1 nomination | 39 (7.2) | 503 (92.8) | 425 (78.4) | 117 (21.6) |
| Received no nominations | 0 (0.0) | 12 (100.0) | 11 (91.7) | 1 (8.3) |
| Proportion active close friends [mean (SD)] | 0.43 (0.4)c | 0.25 (0.4)c | 0.24 (0.3)d | 0.34 (0.4)d |
| Proportion sedentary close friends [mean (SD)] | 0.75 (0.3) | 0.74 (0.3) | 0.76 (0.3) | 0.70 (0.3) |
| Betweenness centrality [mean (SD)] | 2.68 (3.0) | 3.16 (4.0) | 3.26 (4.0) | 2.66 (3.5) |
| Popularity (incoming nominations) [mean (SD)] | 6.36 (3.1) | 6.53 (3.5) | 6.67 (3.6)e | 5.97 (2.7)e |
| Clique member [n (%)] | ||||
| Not a member | 9 (6.1) | 138 (93.9) | 115 (78.2) | 32 (21.8) |
| Member | 30 (7.7) | 358 (92.3) | 303 (78.1) | 85 (21.9) |
| Perceived support from friends [mean (SD)]f | 3.54 (0.6) | 3.53 (0.5) | 3.53 (0.5) | 3.53 (0.5) |
| Total girls [n (%)] | 39 (7.3) | 496 (92.7) | 418 (78.1) | 117 (21.9) |
a,bSignificant (P < 0.05) chi-square and Bonferroni-adjusted pair-wise comparison (z-test); c,d,esignificant (P < 0.05) difference in means (Mann-Whitney U test), faverage general perceived social support index: 1 = received support none of the time to 4 = received support all of the time in increments of 0.25, MVPA: moderate-to-vigorous intensity physical activity, SD: standard deviation.