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Table 1 General characteristics of normal weight high school students

From: The association of body image distortion with weight control behaviors, diet behaviors, physical activity, sadness, and suicidal ideation among Korean high school students: a cross-sectional study

  Unweighted Weighted Weighted % ± SE
(N = 20,264) (N = 1,025,792)
Gender    
 Male 9,211 489,237 47.7 ± 1.9
 Female 11,053 536,555 52.3 ± 1.9
Age (years)    16.43 ± 0.01a
Father’s education    
 Middle school or less 710 34,766 3.4 ± 0.1
 High school 6,970 349,989 34.1 ± 0.6
 College or more 9,814 502,048 48.9 ± 0.8
 Unspecified 1,903 96,159 9.4 ± 0.3
 Not applicable 867 42,830 4.2 ± 0.1
Mother’s education    
 Middle school or less 614 29,614 2.9 ± 0.1
 High school 9,088 457,343 44.6 ± 0.6
 College or more 7,875 401,145 39.1 ± 0.7
 Unspecified 1,901 987,10 9.6 ± 0.3
 Not applicable 786 38,977 3.8 ± 0.2
Socio-economic status    
 High 999 51,065 5.0 ± 0.2
 Upper middle 4,551 231,158 22.5 ± 0.4
 Middle 10,247 517,446 50.4 ± 0.4
 Lower middle 3,549 180,557 17.6 ± 0.3
 Low 891 45,545 4.4 ± 0.2
Year of high school    
 1st year 6,600 334,603 32.6 ± 0.3
 2nd year 6,889 346,948 33.8 ± 0.3
 3rd year 6,775 344,239 33.6 ± 0.3
School type    
 Co-ed high school 12,460 611,734 59.6 ± 2.3
 Men’s high school 3,524 190,439 18.6 ± 1.9
 Women’s high school 4,280 223,619 21.8 ± 2.1
  1. a mean ± SE