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. Author manuscript; available in PMC: 2014 Oct 1.
Published in final edited form as: J Psychiatr Res. 2013 Jul 15;47(10):1389–1395. doi: 10.1016/j.jpsychires.2013.06.011

Table 1.

CLINICAL AND DEMOGRAPHIC FEATURES OF NON-ATTEMPTERS, HI LETHALITY ATTEMPTERS, LOW LETHALITY ATTEMPTERS AND HEALTHY CONTROLS

Non-Attempters Hi Lethality Attempters Low Lethality Attempters HC Test Statistic p-value
n 341 97 51 262
Age Mean ± SD 35.9 ± 13.3 35.6 ± 11.7 36.9 ± 12.2 38.1 ± 12.5 F=1.65 0.18
Sex (M:F) 185:156 36:61 14:37 129:133 χ2=18.65 0.00
Diagnosis (SZ:SZA:BPP) 141:79:121 35:31:31 20:11:20 0:0:0 χ2=16.44 0.29
Race (AA:CA:OT) 123:200:18 43:45:9 18:32:1 71:168:23 χ2=24.22 0.06
SES Mean ± SD 41.1 ± 16.2 42.0 ± 15.9 39.4 ± 17.3 39.2 ± 15.3 F=0.90 0.44

SD= Standard Deviation M= Male, F=Female AA= African-American, CA= Caucasian, OT= Other SES= Socioeconomic Status