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. Author manuscript; available in PMC: 2013 Nov 1.
Published in final edited form as: Compr Psychiatry. 2012 Apr 18;53(8):1243–1251. doi: 10.1016/j.comppsych.2012.03.015

Table 1.

Demographic Characteristics of the Two Samples

Variables Suicide informants
(n=781)		 Control informants
(n =832)		 F/χ2, P
Age, mean± SD 45.09±12.89 35.21±12.97 F=234.65, P<0.001
Gender
   Male 56.32% 41.23% χ2=36.83, P<0.001
   Female 43.68% 58.77%
Marital status
   Married 83.23% 79.74% χ2=3.33, P>0.05
   Single, Separated, divorced, widowed 16.77% 20.26%
Education years, mean± SD 7.15±3.48 8.30±3.03 F=49.82, P<0.001
Family annual income(US$), mean± SD 2240.00±2926.72 2552.01±2560.84 F=5.21, P<0.05