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Table 2 Frequency and percentages of UDS cases and UDS results by jail characteristics and arrestee demographics

From: An investigation of drug use among first-time arrestees from 25 county jails across the United States in 2023

   

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

  1. 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
  2. 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
  3. 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)