Investigating social deprivation and comorbid mental health diagnosis as predictors of treatment access among patients with an opioid use disorder using substance use services: a prospective cohort study

Adams, Emma A; Yang, Justin C; O’Donnell, Amy; Minot, Sarah; Osborn, David; Kirkbride, James B

doi:10.1186/s13011-023-00568-5

Substance Abuse Treatment, Prevention, and Policy

Table 2 Socio-demographic and clinical characteristics in relation to contact with crisis or inpatient services

From: Investigating social deprivation and comorbid mental health diagnosis as predictors of treatment access among patients with an opioid use disorder using substance use services: a prospective cohort study

	Inpatient or crisis contact		Total
	No contact	Contacted		p-value ^a
	(N = 454; 87.8%)	(N = 63; 12.2%)	(N = 517)	p-value ^a
Age (median, interquartile range)	44.0 (37.0 to 52.0)	42.0 (36.8 to 51.0)	44.0 (37.0 to 51.5)	0.405
Gender				1.000
Female	108 (23.8)	14 (22.2)	122 (23.6)
Male	319 (70.3)	42 (66.7)	361 (69.8)
Not recorded	27 (5.9)	7 (11.1)	34 (6.6)
Ethnicity				0.315
White	326 (71.8)	38 (60.3)	364 (70.4)
Black	Censored*	Censored*	Censored*
Asian	Censored*	Censored*	Censored*
Mixed	Censored*	Censored*	Censored*
Other	Censored*	Censored*	Censored*
Not recorded	Censored*	Censored*	Censored*
Marital status				0.580
Single	298 (65.6)	42 (66.7)	340 (65.8)
Married or civil partnership	Censored*	Censored*	Censored*
Divorced, separated, or widowed	Censored*	Censored*	Censored*
Not recorded/disclosed/unknown	97 (21.4)	10 (15.9)	107 (20.7)
Social deprivation ^b				0.619
Q1 (least deprived)	46 (10.1)	8 (12.7)	54 (10.4)
Q2	133 (29.3)	21 (33.3)	154 (29.8)
Q3 (most deprived)	195 (43.0)	22 (34.9)	217 (42.0)
No LSOA	80 (17.6)	12 (19.0)	92 (17.8)
Recorded mental health comorbidity				< 0.001
No recorded diagnosis	231 (50.9)	12 (19.0)	243 (47.0)
One recorded mental health diagnosis ^c	Censored*	Censored*	Censored*
Non-opioid substance use diagnosis	170 (37.4)	26 (41.3)	196 (37.9)
Multiple recorded diagnosis	Censored*	Censored*	Censored*
Population density ^d				0.445
Q1 (least populated)	113 (24.9)	16 (25.4)	129 (25.0)
Q2	134 (29.5)	23 (36.5)	157 (30.4)
Q3 (most populated)	127 (28.0)	12 (19.0)	139 (26.9)
No LSOA	80 (17.6)	12 (19.0)	92 (17.8)
Social fragmentation index ^d				0.985
Q1 (least fragmented)	104 (22.9)	14 (22.2)	118 (22.8)
Q2	132 (29.1)	19 (30.2)	151 (29.2)
Q3 (most fragmented)	138 (30.4)	18 (28.6)	156 (30.2)
no LSOA	80 (17.6)	12 (19.0)	92 (17.8)

^a Statistical significance for all categorical variables is based on pearson’s chi-square tests; continuous variables used Wilcoxon rank-sum;
^b social deprivation based on IMD 2015 data and quartiles are proportionate to Camden Islington area;
^c reflective of one F-code for any non-substance use disorder, including common mental health disorders, severe mental health disorders, personality disorders, and others;
^d area level deprivation measures are based on data from 2011
* data has been censored to ensure outputs are non-disclosive based on guidance from UK Data service

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ISSN: 1747-597X

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