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Table 1 Descriptive statistics for secondary school students in Year 6 (2017/2018) of the COMPASS study (N = 61,886)

From: Are weight status and weight perception associated with academic performance among youth?

  Female (n = 31,334) Male (n = 30,552)
% (n) % (n)
Grade
 9 24.3 (7614) 24 (7332)
 10 24.5 (7677) 24.3 (7424)
 11 23.3 (7301) 23.1 (7058)
 12 14.9 (4669) 15.7 (4797)
 Othera 13.0 (4073) 12.9 (3941)
Race/ethnicity
 White 66.7 (20889) 66.6 (20355)
 Non-white, multietnic, or others 33.3 (10445) 33.4 (10197)
BMI Classifications
 Underweight 1.5 (470) 2.1 (642)
 “Normal Weight” 56.8 (17798) 50.6 (15459)
 Overweight 10.3 (3227) 13.3 (4063)
 Obesity 4.1 (1285) 7.4 (2261)
 Missing weight 21.7 (6799) 19.4 (5927)
 Missing age, sex, or height 5.6 (1755) 7.2 (2200)
Weight Perception
 Underweight 11.1 (3478) 21.2 (6477)
 “About the right weight” 60.7 (19019) 56.2 (17170)
 Overweight 26.5 (8304) 20.6 (6294)
 Missing 1.7 (533) 2.0 (611)
Weekly Spending Money
 None 14.2 (4449) 17.9 (5469)
 $1–$20 25.9 (8116) 24.7 (7546)
 $21–$100 25.5 (7990) 22.0 (6721)
 >$100 16.9 (5295) 20.4 (6233)
 Don’t know 17.5 (5484) 15.0 (4583)
Math Grades
 60–100% 51.0 (15980) 51.2 (15643)
 0–59% 49.0 (15354) 48.8 (14909)
English/French Grades
 60–100% 51.3 (16074) 51.1 (15612)
 0–59% 48.7 (15260) 48.9 (14940)
  1. aSecondary I-II in Quebec schools
  2. BMI body mass index