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. Author manuscript; available in PMC: 2010 Mar 9.
Published in final edited form as: Child Adolesc Ment Health. 2010 Feb 1;15(1):44–51. doi: 10.1111/j.1475-3588.2009.00532.x

Table 2.

Demographic, clinical and family environment predictors of suicidal behaviour using longitudinal data (2-year follow-up)

Suicidal behaviour group weighted % (unweighted n) Non-suicidal group weighted % (unweighted n) F-test Odds Ratio p-value
Gender 32.08 3.48 .001
 Male 6.8% (53) 93.2% (500)
 Female 20.1% (64) 79.9% (193)
Ethnicity 0.65 .621
 Caucasian/White 13.5% (51) 86.5% (249)
 Black/African American 11.0% (25) 89.0% (160)
 Hispanic/Latino 10.9% (32) 89.1% (205)
 Asian/Pacific Islander 7.2% (6) 92.8% (53)
 Biracial/Multiracial 9.2% (8) 90.8% (47)
Sector of care
 Special Education
  Active 22.8% (55) 77.2% (181) 28.65 3.09 .001
  Not active 8.7% (67) 91.3% (533)
 Juvenile Justice
  Active 7.8% (30) 92.2% (245) 5.82 .55 .016
  Not active 13.2% (92) 86.8% (469)
 Child Welfare
  Active 9.3% (16) 90.7% (156) .92 .74 .339
  Not active 12.2% (106) 87.8% (558)
 Alcohol and Drug Services
  Active 11.6% (10) 88.4% (91) .003 1.02 .955
  Not active 11.4% (112) 88.6% (623)
 County Mental Health
  Active 12.1% (75) 87.9% (365) .46 1.06 .499
  Not active 10.6% (47) 89.4% (349)
 Born in US 1.97 1.49 .160
  Born in US 12.2% (95) 87.8% (497)
  Not born in US 8.5% (22) 91.5% (185)
 Child’s age at baseline 3.91 .021
  11–12 years 6.0% (8) 94.0% (128)
  13–15 years 15.8% (49) 84.2% (210)
  16–18 years 10.7% (64) 89.3% (376)
 Income 0.39 0.86 .532
  Below poverty level 11.8% (63) 88.2% (314)
  Above poverty level 10.4% (50) 89.6% (348)
 Major depressive disorder 37.82 7.13 .001
  Diagnosis 42.2% (25) 57.8% (24)
  None 9.3% (88) 90.7% (654)
 Disruptive disorder 5.52 1.74 .019
  Diagnosis 14.4% (76) 85.6% (346)
  None 8.8% (45) 91.2% (357)
 Substance use disorder 3.12 1.60 .078
  Diagnosis 15.8% (33) 84.2% (132)
  None 10.5% (89) 89.5% (577)
 Alcohol use disorder 3.49 1.74 .062
  Diagnosis 17.2% (26) 82.8% (90)
  None 10.7% (96) 89.3% (606)
 Smoking 8.47 2.02 .004
  Smoking most days of week 17.0% (45) 83.0% (172)
  Not smoking most days 9.2% (75) 91.8% (531)
 Social support
  Social support from mother M = 51.87 M = 57.26 14.55 n/a .001
  Social support from father M = 52.38 M = 55.65 5.03 n/a .025
 Child abuse
  Physical abuse M = 10.65 M = 8.08 10.42 n/a .001
  Sexual abuse M = 9.26 M = 6.18 15.13 n/a .001

Note: ‘Suicidal behaviour’ signifies a ‘yes’ response to both 1) thinking about death or talking about suicide in the past year and 2) having at least one lifetime suicide attempt. Active/not active signifies whether participant was receiving services in a given sector.