Table 3.

Number of Suicide Attempts by Age Category and Episode

Age category	Episode of AD use	Follow-up time (years)	Number of suicide attempts DBC 0329- 1101/ DBC 0313-042	Suicide attempt rate DBC 0329-1101 & DBC 0313-042 (N/10 000 person years) [95% Confidence Interval]
<18 years	6 mo. before first prescribed AD	499.5	8/ 5	260.2 [138.5–445.0]
	6 mo. after “: episodes of no use	202.4	0/ 0	-
	episodes of use	288.4	4/ 6	346.6 [166.2–637.4]
18–24 years	6 mo. before first prescribed AD	2 324.2	17/ 34	219.4 [163.3–288.5]
	6 mo. after “: episodes of no use	1 043.1	1/ 20	201.3 [124.6–307.7]
	episodes of use	1 249.9	10/ 41	408.0 [303.7–536.4]
25–39 years	6 mo. before first prescribed AD	8 319.0	22/ 59	97.3 [77.3–121.0]
	6 mo. after “: episodes of no use	3 494.6	1/ 19	57.2 [34.9–88.3]
	episodes of use	4 723.6	12/ 59	150.3 [117.3–189.5]
40–60 years	6 mo. before first prescribed AD	11 706.9	27/61	75.1 [60.2–92.6]
	6 mo. after “: episodes of no use	5 045.2	2/11	25.7 [13.7–44.0]
	episodes of use	6 498.9	14/30	67.7 [49.1–90.8]
>60 years	6 mo. before first prescribed AD	10 316.1	16/ 21	35.8 [25.2–49.4]
	6 mo. after “: episodes of no use	4 495.4	2/ 6	17.8 [7.6–35.0]
	episodes of use	5 260.5	1/ 13	26.6 [14.5–44.6]
total		65 468.4	137/ 385	79.7 [73.0–86.8]

AD, antidepressant; DBC, Diagnostic Treatment Protocols.