Table 1 Descriptive comparisons of students’ baseline (2017–18) characteristics by sex, among adolescents who participated in the 2017–18 and 2018–19 school years of the COMPASS Study in Alberta, British Columbia, Ontario, and Quebec
Measure | Females | Males | Â |
|---|---|---|---|
n (%) | n (%) | χ2, t (p) | |
Grade [age, in years] | |||
 9 (ref.) [14–15] | 3972 (31.8) | 3522 (32.3) | 45.8 (< 0.0001) |
 10 [15–16] | 3923 (31.4) | 3352 (30.8) | |
 11 [16–17] | 2373 (19.0) | 2109 (19.4) | |
 12 [17–18] | 82 (0.7) | 163 (1.5) | |
 Other | 2152 (17.2) | 1747 (16.0) | |
Race/ethnicity | |||
 Non-racialized (ref.) | 9860 (78.9) | 8464 (77.7) | 4.7 (0.0308) |
 Racialized | 2642 (21.1) | 2429 (22.3) | |
Weekly spending money | |||
 $0 or ‘don’t know’ (ref.) | 4375 (35.0) | 3927 (36.3) | 25.3 (< 0.0001) |
 $1–20 | 3676 (29.4) | 3092 (28.6) | |
 $21–100 | 2837 (22.7) | 2278 (21.0) | |
 $100+ | 1536 (12.3) | 1524 (14.1) | |
Province | |||
 Alberta (ref.) | 643 (5.1) | 607 (5.6) | 22.4 (< 0.0001) |
 British Columbia | 1657 (13.3) | 1527 (14.0) | |
 Ontario | 5921 (47.4) | 5341 (49.0) | |
 Québec | 4281 (34.2) | 3418 (31.4) | |