Table 4:
Factors associated with recent fentanyl use (prior six months) and reported preference for fentanyl-adulterated and –substituted heroin (FASH) among 523 PWUD
| Recent Fentanyl Use | Prefer FASH | |||
|---|---|---|---|---|
| OR (95% CI) | aOR (95% CI) | OR (95% CI) | aOR (95% CI) | |
| Socio-demographic characteristics (time-fixed) | ||||
| Age (5 yrs) | 0.74 (0.67, 0.82) | 0.82 (0.71, 0.95) | 0.72 (0.64, 0.81) | 0.86 (0.74, 0.99) |
| Female (vs. Male) | 0.53 (0.35, 0.81) | 0.52 (0.32, 0.85) | 0.75 (0.45, 1.22) | 0.79 (0.47, 1.34) |
| Residence outside Baltimore City (vs. City) | 0.91 (0.49, 1.67) | 1.82 (0.98, 3.40) | 1.38 (0.68, 2.81) | |
| African American (vs. other race) | 0.36 (0.23, 0.55) | 0.81 (0.44, 1.48) | 0.29 (0.18, 0.46) | 0.56 (0.30, 1.07) |
| Ever married (vs. never) | 0.72 (0.48, 1.08) | 0.97 (0.60, 1.57) | ||
| High school education (vs. less than high school) | 1.33 (0.91, 1.94) | 1.15 (0.73, 1.80) | ||
| HIV-positive (vs. HIV-negative) | 0.62 (0.40, 0.96) | 0.76 (0.45, 1.27) | 0.62 (0.36, 1.06) | |
| Socio-demographic characteristics (prior 6 months) | ||||
| Employed (vs. unemployed) | 0.89 (0.46, 1.74) | 0.39 (0.14, 1.11) | ||
| Income<$5K (vs. ≥$5K) | 1.43 (0.91, 2.26) | 1.19 (0.70, 2.03) | ||
| Homeless (vs. not) | 4.03 (2.44, 6.66) | 1.87 (1.05, 3.41) | 3.13 (1.83, 5.37) | 1.96 (1.05, 3.68) |
| Incarcerated (vs. not) | 1.65 (0.58, 4.72) | 2.31 (0.77, 6.92) | ||
| CESD≥23 (vs. CESD<23) | 1.08 (0.73, 1.59) | 1.38 (0.88, 2.17) | ||
| Substance Use (prior 6 months) | ||||
| Any cigarette use (vs. none) | 1.71 (0.95, 3.07) | 0.62 (0.35, 1.10) | ||
| Any alcohol use (vs. none) | 0.99 (0.68, 1.48) | 0.63 (0.40, 0.99) | 0.68 (0.42, 1.13) | |
| AUDIT ≥ 8 (vs. AUDIT<8) | 1.39 (0.91, 2.14) | 0.84 (0.49, 1.44) | ||
| Any injection | 5.63 (3.50, 9.05) | 2.81 (1.68, 4.70) | ||
| Frequency of injection | ||||
| None | 1.00 | 1.00 | 1.00 | 1.00 |
| Less than daily injection | 3.83 (2.25, 6.52) | 1.68 (0.92, 3.07) | 2.31 (1.28, 4.15) | 1.52 (0.78, 2.97) |
| Daily or more injection | 8.36 (4.93, 14.2) | 3.04 (1.68, 5.52) | 3.41 (1.92, 6.04) | 2.10 (1.07, 4.11) |
| Any cocaine use (vs. none) | 2.27 (1.34, 3.84) | 2.12 (1.18, 3.83) | 1.59 (0.88, 2.89) | |
| Any opioid use (vs. none) | 31.2 (7.59, 128) | 17.0 (3.95, 73.4) | 2.57 (1.29, 5.15) | 1.44 (0.63, 3.12) |
| Marijuana use (vs. none) | 1.72 (1.14, 2.60) | 1.17 (0.72, 1.90) | 1.31 (0.81, 2.14) | |
OR = odds ratio; aOR = adjusted odds ratio; 95% CI = 95% confidence interval