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Table 1 Individual study characteristics and results

From: Effectiveness of interventions to improve employment for people released from prison: systematic review and meta-analysis

Study

Population

Intervention

Comparison

n

Follow up (months)

Outcomes

Results

 Bond et al. (2015)

Mental illness

77–82% men

48–70% African American

76% prison history

Mean age 42.9–44.6

Individual placement and support (IPS)

Community based

Employment focused

Brief vocational assessment followed by rapid individualised job search. Individualised ‘job development’ and accompaniment to interview by employment specialist if desired

Work Choice (Job Club)

87

12

Achieved any employment

31% intervention vs 7% control (N = 85, x2 = 7.99, df = 1, p < 0.01)

Days employed

40.5699.2 intervention vs 15.9665.7 control (N = 85, MWU = 2.67, p < 0.01)

 Cook et al. (2015)

General population

100% men

84–86.2% Black

100% prison history

Mean age 28

Milwaukee Safe Streets Prisoner Reintegration Initiative (accelerated service access)

Transitional

Employment included within treatment/support services

Accelerated access to pre-release planning, supported employment, social work assessment and support, vocational skills assessment, ‘cognitive reality curriculum’

Usual services

236

12

Achieved any employment

Intervention 42% vs control 39%

Employment status at 12 months

Intervention 81% vs control 59%

 Duwe (2012)

General population

84–93% men

68.6–73.4% Racial/ethnic minority

100% prison history

Mean age 36.2–36.9

Minnesota Comprehensive Offender Re-entry Plan (MCORP)

Transitional

Employment included within treatment/support services

Pre-release: Institutional case workers establish a transition accountability plan

Post release: MCORP agents help to access services for employment, vocational training, education, housing, chemical health, mentoring, faith-based programming, and income support

Combines risk assessment with elements of motivational interviewing, SMART goals, and assistance to access support

Usual services

269

6

Achieved any employment

55% intervention vs 39.2% control (N = 249, x2 = 5.56, p < 0.05)

 Farabee et al.. (2014)

General population

78.3–87.3% men

34.3–34.8% Hispanic

19.7–24.3% African American

100% prison history

Mean age 35–35.8

Employment-focused re-entry program

Community based

Employment focused

4 weeks training 40 h per week on job readiness, followed by assistance to find work with access to computers

List of resources and meal voucher

217

12

Ave. employment status last 1 month

Full time employment 26.2% intervention vs 22.0% control (ns)

Part time employment 12.6% intervention vs 12.2% control (χ2 = .506; df = 2; p < .776)

Ave. employment status last 12 months

Full time employment 29.8% for intervention vs 27.1% control

Part-time employment 12.5% for intervention vs 9.4% control group (χ2 = .789; df = 2; p < .674) (ns)

 Fogel et al. (2015)

General population

100% women

54.0–61.7% white

100% prison history

Mean age 33.4–34.2

Sexual health intervention

Prison based

Sexuallt transmitted infection (STI) behavioural intervention with no employment focus

8 × 1.5 h (adapted from an existing evidence-based HIV-STI prevention intervention for ethnic minority women diagnosed with STIs in public health clinics

Usual services

521

6

Employment status at 3 months

Higher proportion of intervention group unemployed (77.8% vs 73.1%). Adjusted odds ratio from logistic mixed effects model adjusted for baseline outcome value = 1.33[0.78–2.26] (ns)

Employment status at 6 months

Higher proportion of the intervention group unemployed (77.9% vs 72.9%). Adjusted odds ratio from logistic mixed effects model adjusted for baseline outcome value = 1.41 [0.82–2.42] (ns)

 Hall et al. (2017)

Recovering from addiction

100% men

51% African American

100% prison history

Mean age 43.6

Financial incentive

Community based

Employment included within treatment/support services

Monetary vouchers for attending 5-month residential programme with therapeutic community model. Services to address various needs, with an employment focus. Usually group sessions, participants learn to follow rules; work on substance use, mental health, family issues; attended AA/NA meetings; address criminal thinking; have access to education and work activities, learn skills and attitudes that will help “beat the streets”

Usual services

202

18

Any employment 6 months prior to follow up

Both groups had employment rates of 31% (ns)

 Jason et al. (2015)

Recovering from addiction

Excluded people with violent or sexual offences

83% men

74% Black/African American

100% prison history

Mean age 38.8–43.3

a) Oxford Houses (OH)

b) Therapeutic community (TC)

Community based

Employment included within treatment/support services

Oxford Houses are residential facilities led by peers, requiring abstinence from alcohol/drugs, rent payment and weekly chores

Therapeutic community is professionally led abstinence orientated residential treatment service where participants follow a structured substance use recovery plan including self-help groups, calling a sponsor and random drug screening tests

Usual services

270

24

Days worked in last month at 6, 12, 18 & 24 months

General linear mixed model found significant effects for condition (F = 3.60, df = 2937, p < 0.03), time (F = 83.44, df = 1937, p < 0.01), and time by condition interaction (F = 4.41, df = 2937, p = 0.01)

 LePage et al. (2016)

Mental health and/ or substance use disorder (excluding active psychosis)

Veteran

96% men

68% African American

100% prison history

Mean age 52.3

Modified IPS + About Face

Community based

Employment focused

IPS as above

Modified to require participation in pre-employment classes (About Face), allow employment specialists to carry larger caseloads, and no integration with a mental health treatment team

About Face

111

6

Achieved any employment at 3 months

33% intervention vs 16% control (ns)

Achieved any employment at 6 months

46% intervention vs 21% control (x2 = 5.9, df = 1, OR = 3.5, p < 0.05). Significance maintained when controlling for time since last full-time employment (x2 = 4.1, OR = 2.9, p < 0.05)

No days employed

43.8(58.0) intervention vs 20.7(45.6) control. (MWU, p = 0.03)

Hours worked/week

17.4(25.6) intervention vs 7.9(17.4) control (MWU, p = 0.04)

Total hours worked

130.1(222.7) intervention vs 52.3(130.6) control (MWU, p = 0.3)

 LePage et al. (2020)

Mental health and/ or substance use disorder (excluding active psychosis)

Veteran

96% men

76% racial/ethnic minority

Mean age 52

Modified IPS + About Face Vocational Program

Community based

Employment focused

IPS as above

Modified to require participation in pre-employment classes (About Face Vocational Program), allow employment specialists to carry larger caseloads, a focus on ‘conviction friendly’ professions, and no integration with a mental health treatment team

About Face Vocational Program

88

12

Achieved any employment

57% intervention vs 37% control (OR = 2.20, 95% CI = 1.03–4.7, p = 0.046)

Stable employment

42% intervention vs 29% control

Fulltime employment (35 + hrs./week)

43% intervention vs 18% control (OR = 3.56, p = 0.006)

No months employed

4.2(3.8) intervention versus 2.3(4.6) control (t = 2.2, df = 109, p = 0.027)

No hours worked

281.2(476.9) intervention vs 569.1(668.3) control (MWU = 1888, p = 0.03)

 Polcin et al. (2018)

HIV + status

Recovering from addiction

74% men

47% white

100% prison history

Mean age 38.6

Motivational Interviewing Case Management (MICM) in Sober Living Houses

Community based

Employment included within treatment/support services

Motivational interviewing techniques applied to support case management, aiming to help people anticipate and respond to challenges as they transition into a new living situation, seek employment, and access community services

Sober Living Houses as usual

330

12

Addiction severity index employment scale 12 months (paper also reports 6 months)

0.76(0.26) intervention vs 0.73(0.27) control

Days worked last 6 months at 12 months (paper also reports 6 months)

44.97(57.82) intervention vs 49.08(60.05) control (ns in multilevel model)

 Smith et al. (2022)

General population

100% men

46–56% Black/African American

100% prison history

Mean age 38.1–39

Virtual Reality Job Interview Training (VRJIT) and prison ‘vocational village’

Prison based

Employment focused

E-learning curriculum that introduces eight job interview skills and computerized job interviews across three levels of difficulty with the interviewer displaying different personalities (friendly, professional, inappropriate)

‘Vocational village’ as usual

44

6

Achieved any employment

Intervention group had significantly better odds after covarying for age, race, time served in prison/jail, arrests, prior violent crime, psychological distress, and pre-test interview skill. (OR = 7.4, 95% CI = 1.1–51.4, p = .045)

Hours worked/week

39.6(2.1) intervention vs. 41.0(3.2) control (t = 1.0, p = 0.32)

 Webster et al. (2014)

Recovering from addiction/using drugs

65% men

61% white

80% prison history

Mean age 29.7–31.2

Employment intervention + drug court

Community based

Employment focused

An employment intervention delivered as 26 group and individual session wtih focus on employment barriers and resolving issues that impede employment success over 3 phases: obtaining, maintaining, and upgrading employment. Includes behavioural contracting, motivational interviewing, and strengths-based case management

Drug court as usual

500

12

Ave. employment status last 12 months

Comparing between 4 categories (p = 0.056) (ns)

Full or part time on average 80.5% intervention vs 75.6% control (x2[3, N = 447] = 9.67, p = 0.022, ϕ = 0.15)

Days employed last 12 months

210.1(114.1) intervention vs 199.9 (130.1) control (d = 0.20 F[1, 464] = 4.69, p = 0.03)

Days employed last 30 days

17.8 intervention vs 16.1 control (sd and statistical tests not reported)

  1. Abbreviations: AOR Adjusted odds ratio, b beta coefficient, CI Confidence intervals, d effect size, df degrees of freedom, F f test statistic, MWU Mann Whitney U test, ns not significant, OR Odds ratio, p probability, sd standard deviation, t t test statistic, x2 chi squared test statistic