Table 1.

Cumulative lifetime incidence and mean age of first suicide attempt in the completed 10-year Early Developmental Stages of Psychopathology Study

Sex	N	% wt	N SA	% wt	95% CI	Mean age (wt)	95% CI
Female	1488	51	106	6.6	5.2–8.0	16.4	15.3–17.4
Male	1533	49	63	4.4	3.2–5.6	17.0	15.4–18.7
Total	3021	100	169	5.5	4.6–6.4	16.7	15.7–17.6

N number of subjects, wt weighted, SA suicide attempt, CI confidence interval

Mean age based on N = 130 SA cases with age of first onset information