Single versus multiple firesetting: an examination of demographic, behavioural and psychological factors.

However, the difference in scores failed to reach statistical significance, and only a small effect size was reported.

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The difference between the groups in terms of the age at which they set their first fire in childhood, t (61) = −1.57, p = .122, Cohen’s d = −0.41, did not reach statistical significance, although the effect size was moderate.

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