Table 5.

Psychotropic medication use by participants at the time of entry to the Bipolar Disorder Center for Pennsylvanians study, by race

Variable	Total (N=515)		African American (N=69)		Non–African American (N=446)		Difference between races
	N	%	N	%	N	%	χ2	df	p
Number of concurrent psychotropic medications							17.59	5	.004
0	47	9	11	16	36	8
1	103	20	23	33	80	18
2	120	23	14	20	106	24
3	127	25	14	20	113	25
4	64	12	4	6	60	13
5 or more	53	10	3	4	50	11
Current use of medication
Classic mood stabilizer	278	54	33	48	245	55	1.21	1	.27
Lamotrigine	95	18	4	6	91	20	8.47	1	.004
Other anticonvulsant	70	14	5	7	65	15	2.73	1	.098
Second-generation neuroleptic	204	46	29	42	175	39	.20	1	.66
First-generation neuroleptic	8	2	1	1	7	2	.01	1	.94
Newer antidepressant	223	43	19	28	204	46	8.07	1	.005
Tricyclic antidepressant	12	2	1	1	11	2	.27	1	.60
Hypnotics and anxiolytic	173	34	12	17	161	36	9.37	1	.002
Stimulant	36	7	6	9	30	7	.36	1	.55