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. 2011 Apr 7;11:55. doi: 10.1186/1471-244X-11-55

Table 4.

Strengths and Difficulties Questionnaire (SDQ)

Effects of informant (with gender or status)°
Informant Status × Informant Gender × Informant Status × Gender × Informant




Q p Q p Q p Q p

CP 6.049 0.014 65.184 0.000 2.184 0.140 3.104 0.078
EP 12.008 0.001 41.739 0.000 0.745 0.388 2.344 0.126
H 2.601 0.107 8.616 0.003 0.308 0.579 0.211 0.646
PB 1.946 0.163 44.041 0.000 4.097 0.043 0.982 0.322
PP 0.347 0.556 0.308 0.579 2.976 0.085 0.466 0.495
AvP 3.897 0.049 31.646 0.000 0.002 0.964 2.336 0.127

° Results of robust between (status) by between (gender) by within (informant) ANOVA; dependent variables are adjusted for age; main effects of status and gender, and their interaction, are not shown

CP Conduct Problems

EP Emotional Problems

H Hyperactivity

PB Prosocial Behaviour

PP Peer Problems

AvP Average Problems

Q Q-statistic of robust between × between × within ANOVA