Do methadone and buprenorphine have the same impact on psychopathological symptoms of heroin addicts?

Table 1 Survival in treatment of buprenorphine-treated or methadone-treated heroin-dependent patients according to dominant psychopathological groups

	N	CEN*	%	P value
Independently of psychopathology
Buprenorphine	108	88	81.48
Methadone	104	84	80.77	0.94
Worthlessness-being trapped
Buprenorphine	18	14	77.78
Methadone	15	9	60.00	0.39
Somatization
Buprenorphine	24	20	83.33
Methadone	19	17	89.47	0.58
Sensitivity-psychoticism
Buprenorphine	15	8	53.33
Methadone	16	14	87.50	0.03
Panic-anxiety
Buprenorphine	29	25	86.21
Methadone	37	32	86.49	0.98
Violence-suicide
Buprenorphine	19	19	100.00
Methadone	20	14	70.00	0.01

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