Bulletin of the World Health Organization

Severe physical punishment: risk of mental health problems for poor urban children in Brazil

Isabel A Bordin, Cristiane S Duarte, Clovis A Peres, Rosimeire Nascimento, Bartira M Curto & Cristiane S Paula

Volume 87, Number 5, May 2009, 336-344

Table 3. Initial and final logistic regression models identifying best associative models for mental health problems in children in Embu, São Paulo, Brazil, 2002–2003a

Model I Internalizing problems only
Model II Externalizing problems Only
Model III Both internalizing and externalizing problems
InitialOR (95% CI) FinalOR (95% CI) InitialOR (95% CI) FinalOR (95% CI) InitialOR (95% CI) FinalOR (95% CI)
Independent variables by domain
Child
(1) Gender 6.55 1.70 1.87 VEM 2.22 3.86
(1.72–24.95) (1.03–2.81) (0.82–4.27) (0.79–6.24) (1.90–7.82)
(2) Age group 2.32 2.35 0.24 VPI 0.45 VEM
(1.35–4.01) (1.39–3.98) (0.08–0.69) (0.14–1.46)
(3) Severe physical punishmentb 0.58 VEM 9.47 VPI 4.37 2.67
(0.21–1.59) (3.43–26.17) (1.55–12.31) (1.24–5.74)
(4) Ever witnessing marital violence 1.20 VEM 1.03 VEM 2.14 VEM
(0.59–2.45) (0.32–3.35) (0.90–5.11)
Mother
(5) Education 1.39 VEM 0.78 VEM 1.73 VEM
(0.56–3.42) (0.34–1.82) (0.74–4.02)
(6) Currently working for pay 0.62 0.54 0.81 VEM 1.25 VEM
(0.36–1.07) (0.32–0.92) (0.36–1.82) (0.62–2.54)
(7) Anxiety/depression 3.69 3.82 4.83 VPI 7.04 5.76
(2.13–6.39) (2.28–6.40) (1.71–13.63) (3.16–15.66) (3.01–10.99)
(8) Severe physical marital violenceb 0.22 VEM 1.38 VEM 1.75 VEM
(0.02–2.17) (0.10–18.68) (0.32–9.65)
Father
(9) Residing in the householdb 1.58 VEM 0.42 VPI 1.79 VEM
(0.81–3.09) (0.08–2.10) (0.77–4.12)
(10) Drunk one or more timesb 1.77 VEM 1.13 VEM 0.63 VEM
(0.94–3.33) (0.39–3.25) (0.24–1.67)
Family
(11) Socioeconomic status 2.69 VEM 1.54 VEM 0.75 VEM
(0.82–8.82) (0.50–4.73) (0.30–1.83)

Selected interactionsc
(9) Father residing in the household
(2) Age group 6–10 years 0.42
(0.09–2.02)
(2) Age group 11–17 years 5.04
(1.28–19.79)
(3) Severe physical punishment
(7) Maternal anxiety/depression present 1.25
(0.28–5.58)
(7) Maternal anxiety/depression absent 7.86
(3.02–20.42)

–2 log likelihood 363 295 379 972 179 757 183 554 232 831 247 913

CI, confidence interval; OR, odds ratio; VEM, variable excluded from the model; VPI, variable is part of an interaction.
a The reference group is that of children without internalizing or externalizing problems.
b In the last 12 months.
c Interaction terms included in regression models: model I [(1)*(3), (1)*(5), (1)*(11)]; model II: [(9)*(2), (3)*(7)]; and model III [(1)*(2) and (3)*(7)].