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. Author manuscript; available in PMC: 2014 Oct 1.
Published in final edited form as: J Affect Disord. 2013 Jul 5;151(1):337–342. doi: 10.1016/j.jad.2013.06.019

Table 1.

Demographic and health characteristics by lifetime manic episode.

AnyManEpa ManEp HypoEp SubManEp NoManEp Comparis
on among
the 3
manic
spectrum
and no
mania
groups
Mean (SD)
or N (%)		 Mean (SD)
or N (%)		 Mean (SD)
or N (%)		 Mean (SD)
or N (%)		 Mean (SD)
or N (%)
(N=1,237) (N=46) (N=195) (N=1,041) (N=13,588) p-value
Age at entry,
years		 37.5 (17.1) 33.8 (13.7)1 34.4(14.5)1 38.8 (17.8)1 49.6 (20.3) <0.001
Age of death,
years		 67.8 (16.8) 69.8 (19.0) 64.5 (16.6)1 68.8(16.8) 78.2 (13.0) <0.001
Caucasian 688 (55.6) 27 (58.7) 123 (62.1)1,2 567 (54.6)1 9,608 (70.8) <0.001
Female 611 (49.4) 23 (50.0)1 110 (56.4)1,2 507 (48.7)1 8,014 (59.0) <0.001
Married 405 (32.8) 16 (34.8) 51 (26.3)1,2 354 (34.0)1 6,509 (47.9) <0.001
Education,
years		 11.4 (3.2) 11.3 (3.1) 11.7 (2.9) 11.3 (3.2) 11.2 (3.4) 0.162
Depressive
symptoms		 5.3 (2.6) 5.3 (2.6)1,2,3 6.0 (2.3)12 3.9 (2.4)1 1.4 (1.8) <0.001
Hx Alcohol
Abuse/Depen
dence		 386 (31.4) 17 (37.8)1 74 (38.1)1,2 307 (29.7)1 1,415 (10.5) <0.001
Hx Non-
Alcohol DrugaAbuse/Depen
dence		 247 (20.1) 13 (28.3)1 59 (30.6)1,2 179 (17.3)1 604 (4.5) <0.001
Deceased
during follow-
up		 330 (27.1) 6 (13.0)1,2 40 (20.5)1,2 307 (29.7)1 5,826 (42.9) <0.001
1

significant (p<0.05) pairwise difference with the no lifetime manic spectrum episode (NoManEp) group

2

significant (p<0.05) pairwise difference with lifetime sub-threshold manic episode (SubManEp) group

3

significant (p<0.05) pairwise difference with lifetime hypomanic episode (HypoEp) group

a

ManEp, HypoEp and SubManEp groups were combined for analyses in Table 2 and Table 3