Table 6.

Analysis of possible associated features that may affect the heterogeneity of current anxiety disorder comorbidity in bipolar disorder.

	Current comorbidity
	Any anxiety disorder		Panic disorder		Obsessive compulsive disorder		Social anxiety disorder		Generalized anxiety disorder
	No of studies	p-value	No of studies	p-value	No of studies	p-value	No of studies	p-value	No of studies	p-value
% of BD I patients	24	0.16	26	0.026	26	0.23	18	0.019	22	0.098
Mean Age	26	0.81	29	0.56	27	0.16	19	0.82	23	0.24
% of Married patients	13	0.63	12	0.41	12	0.84	9	0.64	11	0.25
% of patients in a manic episode	15	0.04	19	0.04	17	0.16	12	0.10	15	0.00005
% with a history of psychosis	6	0.61	9	0.00003	6	0.98	7	0.11	9	0.0003
% of high school and higher graduates	5	0.50	8	0.017	7	0.56	6	0.19	8	0.19
% of females	28	0.47	31	0.07	29	0.86	20	0.62	26	0.03
Duration of illness	8	0.53	10	0.003	9	0.52	9	0.45	10	0.09
Age of onset	20	0.05	22	0.0003	23	0.08	18	0.00011	19	0.16
% of patients with ADHD			4	0.90	4	0.0000	3	0.0000	4	0.35
% of patients with SUD	23	0.05	25	0.04	24	0.96	17	0.03	22	0.43

The bold values indicate significant variables.