Table 1. Randomized Controlled Trials of Interventions to Decrease Deliberate Self-Harm in Adults and Older Adolescentsa

Treatment Compared Study, Year Population Age Range (Yrs) Intervention and Control Groups Followup Period (After Enrollment) Number (%) of Participants with DSH during Followup Odds Ratio (95% CI)
Problem-solving Therapy vs Standard Aftercare Gibbons, et al., 197837 Southampton, UK

Self-poisoning patients with no immediate suicide risk and no formal psychiatric diagnosis

> 17 Intervention: Home-based crisis-oriented problem-solving therapy by social workers over 3 mos

Control: Standard aftercare

12 mos Intervention: 27/200 (13.5)

Control: 29/200 (14.5)

0.92 (0.52-1.62)
Hawton, et al., 198738 Oxford, UK

Deliberate self-poisoning patients who were not in psychiatric care, did not require treatment for alcohol or drug addiction, and did not need inpatient psychiatric care

> 16 Intervention: Outpatient therapy by non-medical clinicians for < 8 sessions

Control: Standard aftercare

12 mos Intervention: 3/41 (7.3)

Control: 6/39 (15.4)

0.43 (0.10-1.87)
Salkovskis, et al., 199039 Leeds, UK

Non-psychotic patients referred by psychiatrist after admission to an emergency department after antidepressant self-poisoning; > 4 on Buglass and Hawton Risk of Repetition Scale or > 2 previous attempts

16-65 Intervention: Home-based therapy by community psychiatric nurse for 5 sessions

Control: Standard aftercare

12 mos Intervention: 3/12 (25.0)

Control: 4/8 (50.0)

0.33 (0.05-2.24)
McLeavey, et al., 199440 Cork, Ireland

Non-psychotic, non-suicidal patients without cognitive impairment and not needing psychiatric inpatient care who were admitted to an emergency department for self-poisoning

15-45 Intervention: Interpersonal problem-solving skills training by trained therapists for approximately 5 sessions

Control: Brief problem-solving therapy

12 mos Intervention: 2/19 (10.5)

Control: 5/20 (25.0)

0.35 (0.06-2.09)
Evans, et al., 199941 London, UK

Patients with self-harm episode in previous 12 mos with a personality disturbance but no alcohol or drug dependence or schizophrenia who were admitted to Paddington, Westminster or Chelsea, Westminister, emergency department

16-50 Intervention: Manual-assisted cognitive-behavioral therapy by trained therapists for 2-6 sessions

Control: Standard psychiatric treatment

6 mos Intervention: 10/18 (55.6)

Control: 10/14 (71.4)

OR not calculated
Overall         0.70 (0.45-1.11)  
Intensive Care Plus Outreach vs Standard Care Chowdhury, et al., 197342 Edinburgh, UK

Patients with a previous DSH episode admitted for DSH to a general hospital; included patients with psychiatric disturbance, alcohol dependence, and drug addiction

> 16 Intervention: Enhanced aftercare with aggressive outreach and followup

Control: Standard aftercare

6 mos Intervention: 17/71 (23.9)

Control: 19/84 (22.6)

1.08 (0.51-2.27)
Welu, 197743 Pittsburgh, PA

Patients admitted to an emergency department for DSH

> 16 Intervention: Special outreach program with weekly or bi-weekly contact with trained mental health professionals for 4 mos

Control: Standard aftercare

4 mos Intervention: 3/62 (4.8)

Control: 9/57 (15.8)

0.27 (0.07-1.06)
Hawton, et al., 198144 Oxford, UK

Patients not receiving current psychiatric care or treatment for alcohol or drug addiction admitted to a general hospital after DSH

> 15 Intervention: Home-based therapy as often as therapist felt necessary for < 3 mos by mental health professionals

Control: Weekly outpatient therapy

12 mos Intervention: 5/48 (10.4)

Control: 7/48 (14.6)

0.68 (0.20-2.32)
Allard, et al., 199245 Montreal, Canada

Non-sociopathic patients with a recent suicide attempt who presented to hospital for another suicide attempt

NR Intervention: Enhanced aftercare with aggressive outreach and followup by mental health professionals for 12 mos

Control: Standard aftercare

12 mos

Intervention: 22/63 (34.9)

Control: 19/63 (30.2)

1.24 (0.59-2.62)
Van Heeringen, et al., 199546 Ghent, Belgium

Patients treated in an emergency department after a suicide attempt

> 15 Intervention: Enhanced aftercare with aggressive outreach and followup by mental health professionals for unspecified period

Control: Standard aftercare

12 mos Intervention: 21/196 (10.7)

Control: 34/195 (17.4)

0.57 (0.32-1.02)
van der Sande, et al., 199747 Utrecht, the Netherlands

Patients without drug or alcohol addiction and obvious psychiatric comorbidity admitted to the hospital after a suicide attempt

> 16 Intervention: Brief psychiatric admission with outpatient therapy by mental health professionals and 24 hr hospital access for unspecified period

Control: Standard aftercare

12 mos Intervention: 24/140 (17.1)

Control: 20/134 (14.9)

1.18 (0.62-2.25)
Overall           0.83 (0.61-1.14)
Emergency Care vs Standard Aftercare Morgan, et al., 199348 Bristol, UK

Patients admitted to the hospital after first DSH episode

Mean age, 30 Intervention: Standard care plus card indicating 24-hr access to mental health professional for 12 mos

Control: Standard aftercare

12 mos Intervention: 5/101 (5.0)

Control: 12/111 (10.8)

0.43 (0.15-1.27)
Dialectical Behavior Therapy vs Standard Aftercare Linehan, et al., 199149 Seattle, WA

Female patients with borderline personality disorder and >2 suicide attempts in last 5 yrs, current suicide attempt within past 8 wks

18-45 Intervention: Dialectical behavioral therapy (individual and group) with mental health professional for 1 yr

Control: Standard aftercare

12 mos Intervention: 5/19 (26.3)

Control: 12/20 (60.0)

0.24 (0.06-0.93)
Inpatient Behavior Therapy vs Inpatient Insight-Oriented Therapy Liberman and Eckman, 198150 Los Angeles, CA

Patients with > 1 suicide attempt who were not psychotic or addicted to alcohol or drugs and were referred by psychiatrist after admission to emergency department for DSH

18-47 Intervention: Inpatient psychiatric treatment with behavior therapy for 10 days

Control: Inpatient psychiatric treatment with insight-oriented therapy for 10 days

12 mos Intervention: 2/12 (16.7)

Control: 3/12 (25.0)

0.60 (0.08-4.45)
Same Therapist (Continuity of Care) vs Different Therapist (Change of Care) Torhorst, et al., 198751 Munich, Germany

Non-psychotic patients hospitalized after a self-poisoning suicide attempt

NR Intervention: Outpatient appointment with same therapist as seen in hospital for 3-mo treatment

Control: Outpatient appointment with different therapist than seen in hospital for 3-mo treatment

12 mos Intervention: 12/68 (17.6)

Control: 4/73 (5.5)

3.70 (1.13-12.09)
General Hospital Admission vs Discharge Waterhouse and Platt, 199052 York, UK

Patients without current medical or psychiatric treatment needs admitted to an emergency department for DSH

> 16 Intervention: General hospital admission for about 1 day

Control: Discharge from hospital

4 mos Intervention: 3/38 (7.9)

Control: 4/39 (10.3)

0.75 (0.16-3.60)
Flupenthixol (Antipsychotic) vs Placebo Montgomery, et al., 197953 Maidstone, UK

Patients with >2 DSH episodes without overt depression or schizophrenia admitted to a general hospital after a suicide attempt

18-68 Intervention: Monthly intramuscular administration for 6 mos

Control: Monthly placebo administration

6 mos Intervention: 3/14 (21.4)

Control: 12/16 (75.0)

0.09 (0.02-0.50)
Antidepressants vs Placebo Hirsch, et al., 198254 London, UK

Patients with a GHQ score > 20 and not on antidepressant or antipsychotic medication and were admitted to a hospital after deliberate self-poisoning

16-65 Intervention: Mianserin or nomifensine therapy for 6 wks

Control: Placebo

3 mos Intervention: 16/76 (21.1)

Control: 5/38 (13.2)

1.76 (0.59-5.24)
Montgomery, et al., 198355 London, UK

Patients with personality disorder and no depression or schizophrenia with previous DSH, admitted after DSH

Mean age, 35.7 Intervention: Mianserin therapy for 6 mos

Control: Placebo

6 mos Intervention: 8/17 (47.1)

Control: 12/21 (57.1)

0.67 (0.18-2.41)
Verkes, et al., 199856 Leiden, Rotterdam, the Netherlands

Patients with repeated DSH without current diagnosis of major depression who were admitted to emergency departments of university hospitals

> 18 Intervention: Paroxetine plus psychotherapy (therapy and therapist not described) for 12 mos

Control: Placebo plus psychotherapy

12 mos Intervention: 15/46 (32.6)

Control: 21/45 (46.7)

0.70 (no CI, P= 0.12)
Overall           0.83 (0.47-1.48)
Long-term Therapy vs Short-term Therapy Torhorst, et al., 198857 Munich, Germany

Patients with repeat DSH without psychosis, current psychiatric treatment, or drug addiction admitted for deliberate self-poisoning episode

NR Intervention: 1 session per month by a mental health professional for 12 mos

Control: 12 weekly therapy sessions by a mental health professional over 3 mos

12 mos Intervention: 9/40 (22.5)

Control: 9/40 (22.5)

1.0 (0.35-2.86)

Note: CI, confidence interval; DSH, deliberate self-harm; GHQ, Generalized Health Questionnaire; NR, not reported; OR, odds ratio.

a Adapted from Hawton, et al., 2001.18

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