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Table 1 Population characteristics and mental disorder indicators related to study variables

From: Is there a social gradient in how youth with mental disorder perform academically? Findings from a Swedish longitudinal register-based study

  All Mental disorder indicators
  N % of total Psychiatric hospitalisation events, m (s.d.) Psychoanaleptics prescription, %
Total 643 558 100.00 0.023 (0.25) 6.19
Sex
 Male 330 667 51.38 0.019 (0.24) 5.56
 Female 312 891 48.62 0.028 (0.26) 6.86
Parental level of education
 Compulsory 39 296 6.57 0.038 (0.29) 8.67
 Upper secondary two year 212 933 35.61 0.027 (0.30) 7.58
 Upper secondary three year 98 437 16.46 0.021 (0.20) 5.58
 Post-secondary 247 257 41.35 0.021 (0.23) 5.48
 Missing (% of total) 45 635 13.10 0.012 (0.16) 2.76
Family income (quartiles)
 1st quartile 160 893 25.00 0.026 (0.24) 6.29
 2nd quartile 160 886 25.00 0.024 (0.21) 7.42
 3rd quartile 160 890 25.00 0.021 (0.31) 5.92
 4th quartile 160 888 25.00 0.021 (0.23) 5.37
Family Type
 Both biological parents 450 588 70.01 0.019 (0.20) 5.39
 Not both biological parents 161 996 25.17 0.039 (0.37) 9.22
 Missing (% of total) 30 974 4.82 0.004 (0.06) 2.03
Number of siblings
 0 38 284 5.95 0.022 (0.23) 5.58
 1 229 292 35.63 0.020 (0.28) 5.44
 2 193 258 30.00 0.021 (0.21) 5.89
 3 96 321 14.50 0.025 (0.23) 6.83
 4 45 100 7.00 0.033 (0.26) 8.04
 5 21 243 3.30 0.035 (0.31) 8.84
 6 + 20 060 3.12 0.039 (0.30) 8.77
Mother’s birth country
 Sweden 496 470 77.15 0.024 (0.26) 6.69
 Not Sweden 70 535 10.96 0.027 (0.24) 5.17
 Missing (% of total) 76 553 11.90 0.017 (0.19) 3.93
Maternal psychiatric morbidity
 Yes 24 727 3.84 0.064 (0.39) 13.62
Paternal psychiatric morbidity
 Yes 24 962 3.88 0.048 (0.29) 12.33