Table 1. Characteristics of the study population according to exposure to zolpidem.

Variables		Exposure (n=11,823, 31.1%)	No exposure (n=26,214, 68.9%)	p
Age at brain cancer diagnosis (yr)				<0.001
Sex				<0.001
	Male	4,468 (37.8)	12,323 (47.0)
	Female	7,355 (62.2)	13,891 (53.0)
Sleep disorder		10,855 (91.8)	6,859 (26.2)	<0.001
Depression		7,496 (63.4)	8,534 (32.6)	<0.001
Antidepressant use		8,250 (69.8)	10,323 (39.4)	<0.001
Overall deaths		4,896 (41.4)	9,625 (36.7)	<0.001
Brain-cancer-specific mortality		2,827 (23.9)	6,012 (22.9)	0.038

Data are mean±standard deviation or n (%) values.