Table 1.

Study characteristics

	Study A N* = 234	Study B N* = 172
Disease state	Bipolar I mania	Schizophrenia
Duration of study	12 weeks	28 weeks
Visit intervals	2 weeks	2–4 weeks
Dosages, mg/day	Olanzapine (5, 10, 15, 20)	Olanzapine (10, 15, 20)
Starting dose, mg/day	Olanzapine (15)	Olanzapine (15)
Gender, % female	60.2	35.1
Age in years, mean (SD)	39.9 (13.2)	36.2 (10.7)
Symptom severity, mean (SD)	YMRS total, 30.7 (7.5)	PANSS total, 96 (16.6)

*Olanzapine-treatment arm only