Table 1

Relationships between demographic/clinical characteristics and lifetime suicidal ideation rates: overall and by lifetime depression status
Demographic/clinical characteristic With depression Without depression Overall Overall
n cases/total (%) n cases/total (%) n cases/total (%) Unadjusted Adjusted
OR 95% CI AOR 95% CI
Demographic characteristics
Age Under 45 27/43 (63) 20/92 (22) 47/135 (35) 3.1** 1.8-5.5 3.6** 1.6-8.1
45-64 52/104 (50) 33/229 (14) 85/333 (26) 2.0** 1.2-3.3 2.2* 1.1-4.3
65+ 12/27 (44) 10/123 (8.1) 22/150 (15)
Gender Male 31/54 (57) 22/190 (12) 53/244 (22) 0.75 0.51-1.1 0.88 0.54-1.4
Female 60/120 (50) 41/254 (16) 101/374 (27)
Marital status Married/de facto 45/94 (49) 35/338 (10) 80/432 (19) 0.34** 0.23-0.50 0.46** 0.29-0.74
Not married 45/78 (58) 28/105 (27) 73/183 (40)
Education High school or other 60/122 (49) 44/297 (15) 104/419 (25) 1.2 0.75-1.8 1.0 0.61-1.8
Didn’t finish school 20/38 (53) 15/120 (13) 35/158 (22)
Employment status Employed 50/102 (49) 36/255 (14) 86/357 (24) 0.90 0.62-1.3 0.53* 0.32-0.89
Not in workforce 40/69 (58) 27/188 (14) 67/257 (26)
Lifetime DSM-IV diagnoses
Depressive disorder Yes 91/174 (52) - 91/174 (52) 6.6** 4.4-9.9 3.0** 2.0-5.3
No - 63/444 (14) 63/444 (14)
Alcohol disorder Yes 36/52 (69) 15/82 (18) 51/134 (38) 2.8** 1.5-3.4 1.6 0.90-2.7
No 55/122 (45) 48/362 (13) 103/484 (21)
Drug use disorder Yes 15/21 (71) 7 /15 (47) 22/36 (61) 5.4** 2.7-11 2.1 0.82-5.2
No 76/153 (50) 56/429 (13) 132/582 (23)
Anxiety disorder Yes 69/120 (58) 30/121 (25) 99/241 (41) 4.1** 2.8-6.0 2.0** 1.3-4.3
No 22/54 (41) 33/323 (10) 55/377 (15)
PTSD Yes 39/59 (66) 13/41 (33) 52/100 (55) 4.4** 2.8-6.9 2.4** 1.4-4.4
No 52/115 (45) 50/403 (12) 102/518 (20)

Note: Overall Odds Ratios (OR) and Confidence Intervals (CI) from unadjusted and adjusted (multivariate).

logistic regressions: *p < .05, **p < .01.

Handley et al.

Handley et al. BMC Psychiatry 2012 12:105   doi:10.1186/1471-244X-12-105

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