Table 1.

PRIMER qualitative study respondents in San Diego, USA (n=21).

ID	Pseudonym	Gender (W- Woman, M – Man)	Age	Race/ Ethnicity	Substances used in past 30 days	Route of administration to consume drugs in past 30 days	Reported ever providing injection initiation assistance in STAHR survey (# persons)	Reported in interviews	Housing status (past 6 months)	Self- reported health issues
1	Sharon	W	62	Black	Heroin, crack, other opiates	Inject	Did not assist	Did not assist	Subsidized housing	Living with HCV
2	Sandra	W	31	Hispanic	Heroin, alcohol	Inject	Did not assist	1	Housed, previously homeless	Living with HCV
3	Patrick	M	48	White	methamphetamine	Smoke	1	‘maybe 10’	Housed, previously homeless	Emphysema, bipolar disorder
4	Kim	W	43	White	Heroin, methamphetamine,	Inject, smoke	4	2	Housed	SSTIs
5	Jake	M	35	White	cannabis, alcohol	Smoke, ingest	10	‘maybe100’	Housed	Living with HCV
6	Rowan	M	56	Native American	Cannabis, alcohol	Ingest, ingest	1	2	Emergency shelter	Living with HCV
7	Miguel	M	27	Hispanic	Heroin	Inject	1	2	Housed	Living with HCV
8	^Kris	M	25	White	Heroin, methamphetamine	Inject, smoke, snort	Did not assist	Did not assist	Informal housing (abandonedhouse)	Living with HCV, asthma
9	Aaron	M	34	Hispanic	Heroin	Inject	1	3	Housed	None reported
10	Bob	M	55	White	methamphetamine	inject, smoke	5	2	Subsidized housing	Living with HIV, HCV
11	Samuel	M	62	White	Cocaine, cannabis, methamphetamine	Inject	Did not specify number	Did not specify number	Housed	None reported
12	John	M	47	White	methamphetamine	Inject, smoke	2	Denies assistance	Housed	DVT, SSTIs
13	Kevin	M	52	White	methamphetamine, cannabis	Inject, smoke	2	1	Unsheltered	Living with HIV, HCV, SSTIs
14	Peter	M	45	Black	methamphetamine, cannabis	Inject, snort	Did not assist	Did not assist	Housed	Living with HIV
15	Robert	M	37	White	methamphetamine, cannabis	Inject, smoke	3	2	Housed	Living with HIV
16	Warren	M	49	Native American	methamphetamine, alcohol	Smoke, ingest	1	Doesn’t state number	Housed	Living with HIV
17	Barbara	W	32	White	methamphetamine, alcohol	Smoke	Did not assist	Supported her son in initiating, with someone else’s help	Unsheltered	Living with HCV
18	Agnes	W	56	White	methamphetamine	Smoke	1	2	Single room occupancy	Living with HCV, arthritis
19	Patricia	W	54	Hispanic	Alcohol	Ingest	3	2	Housed	None reported
20	Jenny	W	48	White	heroin, methamphetamine, alcohol, tobacco	inject, smoke	1	1	Housed	Living with HCV, SSTIs
21	Tom	M	41	White	Cocaine, heroin, cannabis, other opiates, alcohol	Inject, smoke, ingest	5	1	Unsheltered	Living with HIV

HCV: Hepatitis C Virus; HIV: Human Immunodeficiency Virus; SSTIs: Skin and soft tissue infections; DVT: Deep vein thrombosis