Table 1 Sociodemographic characteristics among participants at the Miami IDEA syringe exchange
Characteristics | Sample total n (%) | Fixed site n (%) | Mobile van unit n (%) | p value |
|---|---|---|---|---|
Total | 718 (100.0) | 591 (82.3) | 127 (17.7) | Â |
Age | ||||
Mean ± standard deviation | 38.44 ± 11.04 | 38.13 ± 10.80 | 39.92 ± 12.06 | 0.124 |
 18–24 | 37 (5.2) | 30 (5.1) | 7 (5.5) | 0.611 |
 25–29 | 132 (18.5) | 111 (18.9) | 21 (16.5) | |
 30–39 | 266 (37.2) | 224 (38.1) | 42 (33.1) | |
 40–49 | 162 (22.7) | 131 (22.3) | 31 (24.4) | |
 50–59 | 72 (10.1) | 58 (9.9) | 14 (11.0) | |
 ≥60 | 46 (6.4) | 34 (5.8) | 12 (9.4) | |
Gender | ||||
 Male | 537 (74.8) | 456 (77.2) | 81 (63.8) | 0.002 |
 Female | 180 (25.2) | 135 (22.8) | 45 (35.4) | |
Race/ethnicity | ||||
 Non-Hispanic White | 373 (52.1) | 325 (55.2) | 48 (37.8) | < 0.001 |
 Non-Hispanic Black or African American | 52 (7.3) | 29 (4.9) | 23 (18.1) | |
 Hispanic, of any race | 261 (3.6) | 214 (36.3) | 47 (37.0) | |
 Other | 30 (4.2) | 21 (3.6) | 9 (7.1) | |
Marital status | ||||
 Single | 367 (57.3) | 320 (58.7) | 47 (49.5) | 0.050 |
 Relationship | 143 (22.3) | 119 (21.8) | 24 (25.2) | |
 Married | 62 (9.7) | 55 (10.1) | 7 (7.4) | |
 Separated, divorced, or widowed | 68 (10.6) | 51 (9.4) | 17 (17.9) | |
Sexual orientation | ||||
 Heterosexual | 579 (85.0) | 497 (85.0) | 82 (85.4) | 0.575 |
 Gay/lesbian | 57 (8.4) | 51 (8.7) | 6 (6.3) | |
 Bisexual | 45 (6.6) | 37 (6.3) | 8 (8.3) | |
Educational attainment | ||||
 Some high school or less | 93 (14.1) | 78 (13.7) | 15 (16.5) | 0.214 |
 High school/GED | 231 (35.1) | 192 (33.8) | 39 (42.9) | |
 Some college/technical school | 178 (27.0) | 160 (28.2) | 18 (19.8) | |
 College graduate | 130 (19.7) | 116 (20.4) | 14 (15.4) | |
 Advanced degree | 27 (4.1) | 22 (3.9) | 5 (5.5) | |
Employment status | ||||
 Unemployed > 1 year | 222 (33.2) | 182 (31.5) | 40 (43.5) |  |
 Unemployed < 1 year | 178 (26.6) | 154 (26.7) | 24 (26.1) | 0.031 |
 Employed (salary, hourly, or self-employed) | 240 (35.9) | 218 (37.8) | 22 (23.9) | |
 Disability | 29 (4.3) | 23 (4.0) | 6 (6.5) | |
Household income | ||||
 $0–$4999 | 205 (32.4) | 156 (29.1) | 49 (51.0) | 0.001 |
 $5000–$14,999 | 138 (21.8) | 123 (24.6) | 15 (15.6) | |
 $15,000–$29,999 | 125 (19.8) | 109 (20.3) | 16 (16.7) | |
 $30,000–$44,999 | 75 (11.9) | 70 (13.1) | 5 (5.2) | |
 $45,000–$74,999 | 53 (8.4) | 48 (9.0) | 5 (5.2) | |
 > $75,000 | 36 (5.7) | 30 (5.6) | 6 (6.3) | |
Housing status | Â | |||
 Currently homeless | 268 (42.1) | 210 (38.7) | 58 (61.7) | < 0.001 |
 Not homeless | 368 (57.9) | 332 (61.3) | 36 (38.3) | |
How heard about exchange1 | ||||
 Word of mouth | 433 (69.5) | 354 (67.4) | 79 (80.6) | < 0.001 |
 Online | 149 (23.9) | 141 (26.9) | 8 (8.2) | |
 Fliers/newspaper | 30 (4.8) | 24 (4.6) | 6 (6.1) | |
 Referral from healthcare provider | 11 (17.7) | 6 (1.1) | 5 (5.1) | |
County of residence | ||||
 Miami-Dade | 497 (72.2) | 402 (70.3) | 95 (81.9) | 0.031 |
 Broward | 124 (18.0) | 112 (19.6) | 12 (10.3) | |
 Other | 67 (9.7) | 58 (10.1) | 9 (7.8) | |