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Table 2 Prevalence, odds ratios, univariate analysis of the logistic regression models with mother-reported outcome (CBCL)

From: Association between family environment and attention deficit hyperactivity disorder in children – mothers’ and teachers’ views

Profile of child and mother Levels Prev. (CI95%) OR (CI95%)
Sex Male (N = 188) 15.4 (10.7 - 21.8) 1.48 (0.79 - 2.74)
Female (N = 182) 11.0 (6.8 - 17.3) 1.00
Mother’s schooling ≤7 years of education (N = 250) 16.0 (11.2 - 22.4) 2.64 c (1.43 - 4.88)
>7 years of education (N = 119) 6.7 (3.9 - 11.4) 1.00
Mother restless/hyperactive in childhood Yes (N = 154) 16.9 (11.3 - 24.6) 1.60 (0.87 - 2.95)
No (N = 177) 11.3 (7.2 - 17.3) 1.00
Age - - 1.35a (0.98 - 1.86)*
IQ - - 0.98 c (0.96 - 0.99)*
Present family environment   
Family functioning Precarious (N = 52) 30.8 (19.4 - 45.0) 3.63 d (1.95 - 6.78)
Fair / good (N = 285) 10.9 (7.5 - 15.6) 1.00
Social support No (N = 82) 23.1 (13.2 - 37.3) 2.56 b (1.21 - 5.43)
Yes (N = 286) 10.5 (7.3 - 14.9) 1.00
Mother got drunk Yes (N = 41) 24.5 (14.4 - 38.5) 2.39 b (1.13 - 5.08)
No (N = 327) 11.9 (8.2 - 17.1) 1.00
Life events (prior 12 months) - - 1.30 d (1.14 - 1.48)*
Adversity indicator - - 1.55 c (1.22 - 1.97)*
Mother’s situation during pregnancy and childbirth   
Pregnancy    
   Discord Yes (N = 148) 23.6 (15.9 - 33.6) 4.54 d (2.16 - 9.57)
No (N = 220) 6.4 (3.7 - 10.7) 1.00
   Alcohol use Yes (N = 56) 21.4 (11.8 - 35.6) 2.03 b (1.13 - 3.65)
No (N = 313) 11.8 (8.8 - 15.7) 1.00
   Tobacco use Yes (N = 74) 17.5 (10.3 - 28.2) 1.52 (0.82 - 2.84)
No (N = 295) 12.2 (8.8 - 16.8) 1.00
   Other drug use Yes (N = 10) 20.0 (5.1 - 54.0) 1.69 (0.37 - 7.75)
No (N = 357) 12.9 (9.4 - 17.4) 1.00
Child had some health problem at birth Yes (N = 34) 17.8 (6.0 - 42.6) 0.67 (0.17 - 2.65)
No (N = 332) 12.6 (8.8 - 17.9) 1.00
  1. ap < 0.10; bp < 0.05; cp < 0.01; dp < 0.001 - Wald Test; *Calculated by applying exponential on model’s coefficient estimated; bold OR and CI95% are statistically significant.