Scolaris Content Display Scolaris Content Display

Fig. 1: Searches.
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Figure 1

Fig. 1: Searches.

Comparison 1 Out‐of‐home placement, Outcome 1 Incarceration.
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Analysis 1.1

Comparison 1 Out‐of‐home placement, Outcome 1 Incarceration.

Comparison 1 Out‐of‐home placement, Outcome 2 Days incarcerated.
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Analysis 1.2

Comparison 1 Out‐of‐home placement, Outcome 2 Days incarcerated.

Comparison 1 Out‐of‐home placement, Outcome 3 Hospitalization.
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Analysis 1.3

Comparison 1 Out‐of‐home placement, Outcome 3 Hospitalization.

Comparison 2 Arrest or conviction, Outcome 1 Arrest or conviction.
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Analysis 2.1

Comparison 2 Arrest or conviction, Outcome 1 Arrest or conviction.

Comparison 2 Arrest or conviction, Outcome 2 Number of arrests or convictions.
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Analysis 2.2

Comparison 2 Arrest or conviction, Outcome 2 Number of arrests or convictions.

Comparison 3 Substance use, Outcome 1 Positive screen for marijuana at 6 month follow‐up.
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Analysis 3.1

Comparison 3 Substance use, Outcome 1 Positive screen for marijuana at 6 month follow‐up.

Comparison 3 Substance use, Outcome 2 Positive screen for cocaine at 6 month follow‐up.
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Analysis 3.2

Comparison 3 Substance use, Outcome 2 Positive screen for cocaine at 6 month follow‐up.

Comparison 3 Substance use, Outcome 3 Self‐reported alcohol/marijuana use at 6 month follow‐up.
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Analysis 3.3

Comparison 3 Substance use, Outcome 3 Self‐reported alcohol/marijuana use at 6 month follow‐up.

Comparison 3 Substance use, Outcome 4 Self‐reported drug use other than alcohol/marijuana at 6 month follow‐up.
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Analysis 3.4

Comparison 3 Substance use, Outcome 4 Self‐reported drug use other than alcohol/marijuana at 6 month follow‐up.

Comparison 4 Self‐reported delinquency, Outcome 1 Self‐reported delinquency.
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Analysis 4.1

Comparison 4 Self‐reported delinquency, Outcome 1 Self‐reported delinquency.

Comparison 5 Peer relations, Outcome 1 Peer relations: MPRI bonding.
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Analysis 5.1

Comparison 5 Peer relations, Outcome 1 Peer relations: MPRI bonding.

Comparison 5 Peer relations, Outcome 2 Peer relations: MPRI aggression.
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Analysis 5.2

Comparison 5 Peer relations, Outcome 2 Peer relations: MPRI aggression.

Comparison 5 Peer relations, Outcome 3 Peer relations: MPRI maturity.
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Analysis 5.3

Comparison 5 Peer relations, Outcome 3 Peer relations: MPRI maturity.

Comparison 5 Peer relations, Outcome 4 Social competence.
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Analysis 5.4

Comparison 5 Peer relations, Outcome 4 Social competence.

Comparison 7 Youth behaviour and symptoms, Outcome 1 Behaviour problems (RBPC scores).
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Analysis 7.1

Comparison 7 Youth behaviour and symptoms, Outcome 1 Behaviour problems (RBPC scores).

Comparison 7 Youth behaviour and symptoms, Outcome 2 Youth psychiatric symptoms.
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Analysis 7.2

Comparison 7 Youth behaviour and symptoms, Outcome 2 Youth psychiatric symptoms.

Comparison 7 Youth behaviour and symptoms, Outcome 3 Internalising behaviour.
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Analysis 7.3

Comparison 7 Youth behaviour and symptoms, Outcome 3 Internalising behaviour.

Comparison 7 Youth behaviour and symptoms, Outcome 4 Externalising behaviour.
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Analysis 7.4

Comparison 7 Youth behaviour and symptoms, Outcome 4 Externalising behaviour.

Comparison 8 Parent behavior and symptoms, Outcome 1 Parent psychiatric symptoms.
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Analysis 8.1

Comparison 8 Parent behavior and symptoms, Outcome 1 Parent psychiatric symptoms.

Comparison 9 Family functioning, Outcome 1 FACES Cohesion.
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Analysis 9.1

Comparison 9 Family functioning, Outcome 1 FACES Cohesion.

Comparison 9 Family functioning, Outcome 2 FACES Adaptability.
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Analysis 9.2

Comparison 9 Family functioning, Outcome 2 FACES Adaptability.

Comparison 1. Out‐of‐home placement

Outcome or subgroup title

No. of studies

No. of participants

Statistical method

Effect size

1 Incarceration Show forest plot

4

766

Odds Ratio (M‐H, Random, 95% CI)

0.61 [0.27, 1.39]

1.1 ITT

1

409

Odds Ratio (M‐H, Random, 95% CI)

1.06 [0.70, 1.61]

1.2 ITT unstandard period

1

155

Odds Ratio (M‐H, Random, 95% CI)

0.59 [0.31, 1.12]

1.3 unyoked studies

1

118

Odds Ratio (M‐H, Random, 95% CI)

1.34 [0.61, 2.96]

1.4 "ITT" with exclusions

1

84

Odds Ratio (M‐H, Random, 95% CI)

0.12 [0.05, 0.33]

2 Days incarcerated Show forest plot

3

648

Std. Mean Difference (IV, Random, 95% CI)

‐0.31 [‐0.72, 0.10]

2.1 ITT

1

409

Std. Mean Difference (IV, Random, 95% CI)

0.02 [‐0.17, 0.22]

2.2 ITT unstandard period

1

155

Std. Mean Difference (IV, Random, 95% CI)

‐0.44 [‐0.76, ‐0.12]

2.4 "ITT" with exclusions

1

84

Std. Mean Difference (IV, Random, 95% CI)

‐0.62 [‐1.06, ‐0.18]

3 Hospitalization Show forest plot

1

Odds Ratio (M‐H, Fixed, 95% CI)

Totals not selected

3.3 unyoked studies

1

Odds Ratio (M‐H, Fixed, 95% CI)

0.0 [0.0, 0.0]

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Comparison 1. Out‐of‐home placement
Comparison 2. Arrest or conviction

Outcome or subgroup title

No. of studies

No. of participants

Statistical method

Effect size

1 Arrest or conviction Show forest plot

5

803

Odds Ratio (M‐H, Random, 95% CI)

0.39 [0.14, 1.05]

1.1 ITT

1

409

Odds Ratio (M‐H, Random, 95% CI)

1.22 [0.83, 1.81]

1.2 ITT variable obs

1

16

Odds Ratio (M‐H, Random, 95% CI)

0.05 [0.00, 0.66]

1.3 unyoked studies

1

118

Odds Ratio (M‐H, Random, 95% CI)

0.61 [0.30, 1.28]

1.4 "ITT" with exclusions

2

260

Odds Ratio (M‐H, Random, 95% CI)

0.25 [0.08, 0.78]

2 Number of arrests or convictions Show forest plot

5

782

Std. Mean Difference (IV, Random, 95% CI)

‐0.16 [‐0.40, 0.08]

2.1 ITT

1

409

Std. Mean Difference (IV, Random, 95% CI)

0.09 [‐0.10, 0.29]

2.2 ITT variable obs

2

171

Std. Mean Difference (IV, Random, 95% CI)

‐0.31 [‐0.91, 0.29]

2.3 unyoked

1

118

Std. Mean Difference (IV, Random, 95% CI)

‐0.20 [‐0.56, 0.16]

2.4 "ITT" with exclusions

1

84

Std. Mean Difference (IV, Random, 95% CI)

‐0.45 [‐0.88, ‐0.01]

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Comparison 2. Arrest or conviction
Comparison 3. Substance use

Outcome or subgroup title

No. of studies

No. of participants

Statistical method

Effect size

1 Positive screen for marijuana at 6 month follow‐up Show forest plot

1

Odds Ratio (M‐H, Fixed, 95% CI)

Totals not selected

2 Positive screen for cocaine at 6 month follow‐up Show forest plot

1

Odds Ratio (M‐H, Fixed, 95% CI)

Totals not selected

3 Self‐reported alcohol/marijuana use at 6 month follow‐up Show forest plot

1

Std. Mean Difference (IV, Fixed, 95% CI)

Totals not selected

4 Self‐reported drug use other than alcohol/marijuana at 6 month follow‐up Show forest plot

1

Odds Ratio (M‐H, Fixed, 95% CI)

Totals not selected

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Comparison 3. Substance use
Comparison 4. Self‐reported delinquency

Outcome or subgroup title

No. of studies

No. of participants

Statistical method

Effect size

1 Self‐reported delinquency Show forest plot

3

304

Std. Mean Difference (IV, Random, 95% CI)

‐0.21 [‐0.50, 0.08]

1.5 TOT

3

304

Std. Mean Difference (IV, Random, 95% CI)

‐0.21 [‐0.50, 0.08]

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Comparison 4. Self‐reported delinquency
Comparison 5. Peer relations

Outcome or subgroup title

No. of studies

No. of participants

Statistical method

Effect size

1 Peer relations: MPRI bonding Show forest plot

3

322

Std. Mean Difference (IV, Random, 95% CI)

‐0.06 [‐0.28, 0.16]

1.5 TOT

3

322

Std. Mean Difference (IV, Random, 95% CI)

‐0.06 [‐0.28, 0.16]

2 Peer relations: MPRI aggression Show forest plot

3

322

Std. Mean Difference (IV, Random, 95% CI)

‐0.18 [‐0.40, 0.04]

2.5 TOT

3

322

Std. Mean Difference (IV, Random, 95% CI)

‐0.18 [‐0.40, 0.04]

3 Peer relations: MPRI maturity Show forest plot

3

322

Std. Mean Difference (IV, Random, 95% CI)

‐0.05 [‐0.27, 0.17]

3.5 TOT

3

322

Std. Mean Difference (IV, Random, 95% CI)

‐0.05 [‐0.27, 0.17]

4 Social competence Show forest plot

3

265

Std. Mean Difference (IV, Random, 95% CI)

‐0.07 [‐0.32, 0.17]

4.3 unyoked studies

1

113

Std. Mean Difference (IV, Random, 95% CI)

‐0.05 [‐0.41, 0.32]

4.5 TOT

2

152

Std. Mean Difference (IV, Random, 95% CI)

‐0.09 [‐0.42, 0.24]

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Comparison 5. Peer relations
Comparison 7. Youth behaviour and symptoms

Outcome or subgroup title

No. of studies

No. of participants

Statistical method

Effect size

1 Behaviour problems (RBPC scores) Show forest plot

3

322

Std. Mean Difference (IV, Random, 95% CI)

‐0.50 [‐1.42, 0.42]

1.5 TOT

3

322

Std. Mean Difference (IV, Random, 95% CI)

‐0.50 [‐1.42, 0.42]

2 Youth psychiatric symptoms Show forest plot

3

379

Std. Mean Difference (IV, Random, 95% CI)

‐0.24 [‐0.51, 0.02]

2.5 TOT

3

379

Std. Mean Difference (IV, Random, 95% CI)

‐0.24 [‐0.51, 0.02]

3 Internalising behaviour Show forest plot

2

209

Std. Mean Difference (IV, Random, 95% CI)

‐0.09 [‐0.39, 0.21]

3.3 unyoked studies

1

113

Std. Mean Difference (IV, Random, 95% CI)

0.05 [‐0.32, 0.42]

3.5 TOT

1

96

Std. Mean Difference (IV, Random, 95% CI)

‐0.26 [‐0.67, 0.16]

4 Externalising behaviour Show forest plot

2

209

Std. Mean Difference (IV, Random, 95% CI)

‐0.18 [‐0.46, 0.09]

4.3 unyoked studies

1

113

Std. Mean Difference (IV, Random, 95% CI)

‐0.15 [‐0.52, 0.22]

4.5 TOT

1

96

Std. Mean Difference (IV, Random, 95% CI)

‐0.23 [‐0.65, 0.19]

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Comparison 7. Youth behaviour and symptoms
Comparison 8. Parent behavior and symptoms

Outcome or subgroup title

No. of studies

No. of participants

Statistical method

Effect size

1 Parent psychiatric symptoms Show forest plot

4

435

Std. Mean Difference (IV, Random, 95% CI)

‐0.05 [‐0.30, 0.20]

1.1 TOT

4

435

Std. Mean Difference (IV, Random, 95% CI)

‐0.05 [‐0.30, 0.20]

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Comparison 8. Parent behavior and symptoms
Comparison 9. Family functioning

Outcome or subgroup title

No. of studies

No. of participants

Statistical method

Effect size

1 FACES Cohesion Show forest plot

5

531

Std. Mean Difference (IV, Random, 95% CI)

0.08 [‐0.12, 0.28]

1.3 unyoked studies

1

113

Std. Mean Difference (IV, Random, 95% CI)

‐0.14 [‐0.51, 0.23]

1.5 TOT

4

418

Std. Mean Difference (IV, Random, 95% CI)

0.14 [‐0.07, 0.35]

2 FACES Adaptability Show forest plot

5

531

Std. Mean Difference (IV, Random, 95% CI)

‐0.01 [‐0.27, 0.24]

2.3 unyoked studies

1

113

Std. Mean Difference (IV, Random, 95% CI)

‐0.11 [‐0.48, 0.26]

2.5 TOT

4

418

Std. Mean Difference (IV, Random, 95% CI)

0.01 [‐0.32, 0.34]

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Comparison 9. Family functioning