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. Author manuscript; available in PMC: 2009 Jul 30.
Published in final edited form as: JAMA. 2006 Nov 1;296(17):2112–2123. doi: 10.1001/jama.296.17.2112

Table 2.

Estimated Weighted Prevalances of Suicidal Behaviors by Sociodemographic Characteristics, and Disaggregated Through Pathways Involving Ideation, Plans, and Attempts*

% (SE)
Attempt
(n = 189)
Ideation
(n = 542)
Plan Among
Ideators
(n = 190)§
Impulsive Attempt
Among Ideators
Without a Plan
(n = 72)§
Planned Attempt
Among Ideators
With a Plan
(n = 117)§
Overall 12-month 0.18 (0.1) 2.1 (0.3) 25.3 (4.9) 4.7 (2.5) 20.5 (6.8)
Overall 4.1 (0.5) 11.7 (0.8) 34.6 (3.3) 20.8 (2.7) 62.1 (3.7)
Ethnicity
   African American 4.0 (0.5) 11.7 (0.8) 33.6 (3.5) 21.2 (2.8) 61.0 (3.7)
   Caribbean black 5.1 (2.0) 12.3 (1.8) 47.9 (12.3) 14.5 (6.0) 71.1 (14.7)
   χ12 0.3 0.1 1.4 0.8 0.4
   P value .57 .74 .24 .36 .53
Sex
   Men 3.1 (0.7) 10.4 (1.2) 27.0 (5.4) 17.0 (3.9) 64.8 (8.8)
   Women 4.9 (0.5) 12.7 (0.8) 39.7 (2.9) 23.8 (3.3) 60.8 (3.1)
   χ12 4.3 2.7 5.6 1.9 0.2
   P value .04 .10 .02 .17 .66
Ethnicity and sex
   African American men 2.7 (0.7) 10.2 (1.3) 24.3 (5.3) 17.0 (4.1) 58.0 (9.9)
   African American women 5.0 (0.5) 12.8 (0.8) 39.3 (3.0) 24.5 (3.4) 62.2 (3.1)
   Caribbean black men 7.5 (3.8) 13.6 (3.8) 49.9 (21.6) 16.8 (10.6) 93.3 (4.5)
   Caribbean black women 2.7 (0.7) 10.9 (1.9) 45.5 (6.4) 11.8 (4.9) 40.2 (13.0)
   χ32 10.0 4.9 7.7 4.0 9.1
   P value .02 .18 .06 .27 .03
Marital status
   Never married 5.8 (0.8) 13.3 (1) 37.3 (4.7) 29.8 (4.9) 68.1 (5.8)
   Previously married 3.3 (0.5) 12.9 (1.3) 35.2 (4.7) 10.9 (2.9) 51.6 (5.9)
   Married 2.9 (0.8) 8.9 (1.1) 29.1 (4.9) 18.9 (5.2) 66.3 (10.8)
   χ22, P value 11.7 12.1 1.9 10.2 2.9
   P value .004 .003 .39 .008 .24
Birth year cohort
   1939 or before 0.9 (0.5) 3.5 (0.7) 25.1 (11.9) 5.4 (1.0) 83.7 (16.1)
   1940–1954 4.9 (1.1) 13.0 (1.5) 35.7 (5.0) 21.1 (6.6) 68.3 (8.4)
   1955–1964 3.8 (0.7) 13.22 (1.6) 27.6 (5.1) 16.4 (4.2) 60.4 (9.9)
   1965–1974 3.8 (0.8) 12.3 (1.1) 37.1 (4.4) 20.0 (6.7) 50.0 (6.8)
   1975 or after 5.9 (1.1) 13.2 (1.4) 40.7 (5.9) 30.3 (6.3) 66.5 (5.0)
    χ42 16.2 32.7 5.2 5.7 4.7
   P value .003 <.001 .27 .23 .33
Education status
   Less than high school 6.1 (1.0) 13.9 (1.3) 36.2 (6.4) 29.8 (5.6) 68.9 (7.4)
   High school graduate 3.4 (0.7) 11.8 (1.4) 32.0 (3.6) 14.5 (3.6) 60.3 (7.1)
   Some college 4.2 (0.8) 10.8 (1.1) 45.0 (7.0) 22.6 (5.6) 59.5 (7.9)
   College graduate 2.4 (0.8) 9.2 (1.7) 20.5 (5.9) 19.3 (7.4) 55.2 (13.5)
   χ32 11.8 5.7 7.3 5.8 1.2
   P value .01 .13 .07 .13 .75
Region
   Northeast 5.6 (1.8) 14.6 (1.6) 40.6 (7.1) 22.6 (8.5) 60.9 (8.0)
   Midwest 5.8 (0.9) 14.6 (1.7) 42.7 (7.3) 16.7 (2.8) 69.7 (6.60)
   South 3.0 (0.4) 9.7 (0.9) 25.5 (3.4) 19.1 (2.0) 65.7 (5.2)
   West 4.6 (1.9) 12.3 (4.4) 44.8 (7.5) 35.0 (14.0) 40.4 (14.8)
   χ32 6.2 6.3 9.6 2.9 4.6
   P value .11 .10 .02 .41 .21
*

All prevalence estimates are weighted to be nationally representative of the given population and subpopulations in the 48 US states.

Standard errors and χ2 statistics are adjusted for the sampling stratification, clustering, and weighting of the data.

The behavioral categories of “attempt” and ideation” present the risks for the unconditional behaviors.

§

The behavioral categories of plan among ideators, impulsive attempt among ideators without a plan, and planned attempt among ideators with a plan present the risks for the conditional behaviors.

The 12-month frequencies of the 5 behaviors were, in order from left to right, n = 15, n = 98, n = 30, n = 5, and n = 10.