Table 2.
Frequency and percentages of UDS cases and UDS results by jail characteristics and arrestee demographics
| UDS Result for Any Drugb | ||||||
|---|---|---|---|---|---|---|
| UDS Casesa (N = 43553) |
Positive (n = 32561) |
Negative (n = 10992) |
||||
| Variable | n | % | n | % | n | % |
| Jail Characteristics | ||||||
| Jail Location | ||||||
| West | 17,232 | 39.6 | 13,176 | 40.5 | 4056 | 36.9 |
| South | 13,904 | 31.9 | 10,241 | 31.5 | 3663 | 33.3 |
| Midwest | 12,417 | 28.5 | 9144 | 28.1 | 3273 | 29.8 |
| Jail Size | ||||||
| Medium-Large | 5595 | 12.8 | 4322 | 13.3 | 5379 | 11.6 |
| Large | 20,406 | 46.9 | 15,027 | 46.2 | 1273 | 48.9 |
| Mega | 17,552 | 40.3 | 13,212 | 40.6 | 4340 | 39.5 |
| Arrestee Demographics | ||||||
| Sex | ||||||
| Male | 27,622 | 63.4 | 20,645 | 63.4 | 6977 | 63.5 |
| Female | 15,931 | 36.6 | 11,916 | 36.6 | 4015 | 36.5 |
| Race | ||||||
| White | 22,716 | 52.2 | 17,745 | 54.5 | 4971 | 45.2 |
| Black | 14,937 | 34.3 | 10,917 | 33.5 | 4020 | 36.6 |
| Hispanic | 229 | 0.5 | 127 | 0.4 | 102 | 0.9 |
| Asian | 581 | 1.3 | 372 | 1.1 | 209 | 1.9 |
| Other | 76 | 0.2 | 55 | 0.2 | 21 | 0.2 |
| Unknown | 5014 | 11.5 | 3345 | 10.3 | 1669 | 15.2 |
| Age Groups | ||||||
| Adolescent (age 15–19) | 1821 | 4.2 | 1399 | 4.3 | 422 | 3.8 |
| Young Adult (age 20–39) | 26,272 | 60.3 | 19,946 | 61.3 | 6326 | 57.6 |
| Adult (age 40–59) | 13,383 | 30.7 | 9905 | 30.4 | 3478 | 31.6 |
| Senior (age 60 or older) | 2077 | 4.8 | 1311 | 4.0 | 766 | 7.0 |
Note. Geographical location of jails coded according to the census regions of the U.S. Census Bureau 2020) (Northeast not represented). Jail size categories based on contracted bed capacity of a given facility: Medium-Large (250–499), Large (500–999), and Mega (≥ 1,000). Race Others include Indigenous, Hawaiian, and South Asian
a UDS Case percentages were calculated by dividing the number of UDS cases for each jail characteristic and arrestee demographic variable by the total number of UDS cases
b UDS Results percentages were calculated by dividing the number of UDS results (positive or negative) for each jail characteristic and arrestee demographic variable by the total number of UDS results (positive or negative)