Skip to main content
. Author manuscript; available in PMC: 2014 Sep 1.
Published in final edited form as: Nanomedicine (Lond). 2013 Apr 23;8(11):1807–1813. doi: 10.2217/nnm.12.214

Table 1.

Respondent demographics.

Parameter n (%); or
n (range)
Mean age in years 47 (18–71)
Gender
Male 269 (68)
Female 123 (31)
Transgender 4 (1)
Race/ethnicity
African–American 210 (53)
Asian/Pacific Islander 1 (<1)
Native American 4 (1)
Other 2 (1)
White 157 (40)
Hispanic 13 (3)
How healthcare is paid for
Government-funded healthcare 316 (80)
Private health insurance 87 (22)
Self-pay 67 (24)
Self-reported adherence
Not missed in last 4 days 298 (75)
Missed in last 4 days 98 (25)
Ever missed 254 (66)
Never missed 134 (35)
Intravenous drug use
Ever used 104 (27)
Never used 289 (74)
Used in past 6 months 20 (5)
Not used in past 6 months 358 (95)
Methadone treatment
Currently in treatment 24 (6)
Not currently in treatment 357 (94)
Ever in treatment 29 (11)
Never in treatment 243 (89)