The link between childhood trauma and dissociation in frequent users of classic psychedelics and dissociatives

Figures & data

Table 1. Pattern of one-year prevalence of substance use (N = 297).

	AYA^a	LSD^b	MES^c	DMT^b	PSI^e	KET^f	PCP^g	DXM^h	2-FDCK^i	O-PCE^j	3-MeO-PCE^k	3-MeO-PCP^l	4-MeO-PCP^m	DXE^n	EPE°	MXE^p	MXP^q	D*	CP**	CP&D
Mean	.29	4.72	.18	1.17	2.52	2.48	.35	3.29	.10	.33	.62	.84	.00	.40	.20	.04	.55	11.58	8.88	20.46
Median	0	1	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	3	7
SD	1.80	10.08	1.04	5.11	7.75	15.89	5.81	30.05	.97	4.13	8.25	6.81	.06	2.53	1.77	.33	8.71	47.36	17.92	51.42
Min.	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Max.	24	95	15	60	92	257	100	504	15	70	140	100	1	30	21	4	150	506	187	506

* Dissociatives

** Classic Psychedelics

^a Ayahuasca

^b Lysergic acid diethylamide

^c Mescaline

^d N,N-Dimethyltryptamine

^e Psilocybin

^f Ketamine

^g Phencyclidine

^h Dextromethorphan

ⁱ 2-Fluorodeschloroketamine

^j Eticyclidone

^k 3-Methoxyeticyclidine

^l 3-Methoxyphencyclidine

^m 4-Methoxyphencyclidine

ⁿ Deschloroketamine

° Ephenidine

^p Methoxetamine

^q Methoxphenidine

Table 2. Regression of depersonalization severity as measured with the Cambridge Depersonalisation Scale on sex, age, childhood trauma severity as measured with the Childhood Trauma Questionnaire (CTQ) and substance use (N = 297).

Model		B	Std. Error	Beta	t	Sig. (p)
1	(Constant)	.135	.083		1.625	.105
	Sex	−.026	.142	−.010	−.183	.855
	Age	−.223	.054	−.219	−4.108	<.001
	CTQ	.400	.056	.388	7.189	<.001
	Substance Use	1.389	.683	.108	2.035	.043
2	(Constant)	.174	.090		1.941	.053
	Sex	−.038	.143	−.014	−.269	.788
	Age	−.226	.054	−.222	−4.164	<.001
	CTQ	.382	.058	.370	6.595	<.001
	Substance Use	1.759	.754	.137	2.331	.020
	Substance Use x CTQ	−.383	.334	−.068	−1.148	.252