Middle East Current Psychiatry

Table 6 Correlation between dose of heroin and age of onset with other variables among cases

From: Oxytocin level among patients with opioid use disorder and its correlation with personality traits and perceived childhood trauma

Variables	Dose of heroin			Age of onset
Variables	R	p-value	Sig.	r	p-value	Sig.
Oxytocin level	−0.12	0.4	NS	−0.11	0.5	NS
TCI-R
Novelty seeking	−0.06	0.7	NS	0.004	0.9	NS
Harm avoidance	0.28	0.09	NS	0.12	0.4	NS
Reward dependence	0.27	0.08	NS	−0.29	0.07	NS
Persistence	0.54	0.001*	HS	0.03	0.8	NS
Self-directedness	−0.007	0.9	NS	−0.37	0.01*	S
Cooperativeness	−0.41	0.008*	HS	−0.13	0.4	NS
Self-transcendence	0.14	0.4	NS	−0.37	0.01*	S

*p-value < 0.05

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