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. Author manuscript; available in PMC: 2013 Apr 29.
Published in final edited form as: J Affect Disord. 2011 Nov 29;136(3):812–818. doi: 10.1016/j.jad.2011.09.035

Table 1. Sample Characteristics by Employment and Residential Status (n=229).

Sample Characteristics Unemployed (n=69) M(sd) or % Employed (n=160) M(sd) or % F/X2(p-value) Non-Independent (n=41) M (sd) or % Independent (n=188) M (sd) or % F/X2 (p-value)
Age 49.4 (10.0) 44.3 (10.6) 11.5(p<0.001) 40.4 (12.7) 46.9 (10.1) 13.5 (p<0.001)
Sex (% Female) 55.9% 47.8% 2.2(p=311) 37.5% 52.9% 3.1(p=077)
Education 15.8 (9.6) 15.2 (2.2) 3.3(p=0.858) 13.4 (3.3) 15.8 (5.8) 7.5 (p=0.007)
Marital Status (% Ever Married) 50.7% 48.4% 0.1(p=0750) 17.9% 55.6% 19.1(p<0.001)
Age of Onset of Bipolar Disorder 1 17.0 (8.6) 18.6 (6.5) 2.2 (p=0.482) 15.8 (7.0) 19.2 (6.7) 6.2 (p=0.012)
% Receiving an anti-psychotic (atypical or typical) 60.3% 32.7% 14.9(p<0.001) 55.0%* 37.6%* 4.2 (p=0.041)
% Receiving a mood-stabilizer 70.6% 68.6% 0.7(p=0.761) 62.5% 70.4% 0.3 (p=0.350)
% Receiving an anti-depressant 54.3% 33.3% 8.4(p=0.003) 37.5% 39.7% 0.8(p=0.797)
Absolute Annual Alcohol Index (% > 0 consumption) 23.5% 49.1% 12.7 (p<0.001) 22.5% 45.0% 6.9 (p<0.009)
Illicit substance use in past month (% > 0 consumption) 8.8% 11.3% 0.3 (p=0.575) 5.0% 11.6% 1.5 (p=0.213)
1

Age at onset was defined as age at first occurrence of major depression, manic, or mixed episode.