Table 3

Results in subsets of patients.

	Intervention		Control

	Complete withdrawal	Reduce dose >50% or persist	Complete withdrawal	Reduce dose >50% or persist	RR	95% CI
Total	33	38	6	58	4.97	2.2 to 11.1

Men	6	7	2	10	2.8	0.7 to 11.2

Women	27	33	4	50	6.1	2.3 to 16.2

Without depression^a	20	27	3	36	5.5	1.8 to 17.2

Depressed patients^a	7	9	3	19	3.2	0.9 to 10.5

Low dose^b	30	27	5	47	5.5	2.3 to 13.0

High dose^b	2	13	1	13	1.9	0.2 to 18.4

Short half-life^c	28	34	4	46	5.6	2.1 to 15.0

Long half-life^c	5	6	2	13	3.4	0.8 to 14.4

↵a Depression was defined as score of 17 or more patients on the Hamilton depression scale.
↵b Higher or lower than 10mg of diazepam or an equipotent dose of another benzodiazepine.
↵c Referred to the benzodiazepine taken by patients.
RR = relative risk.