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. Author manuscript; available in PMC: 2013 Oct 1.
Published in final edited form as: Int J Geriatr Psychiatry. 2011 Dec 6;27(10):1008–1016. doi: 10.1002/gps.2814

Table 2.

Duration of illness and life time episodes

Early Onset Late Onset
Years Since Onset
   (% <2 Yrs) 0 18.4
   (% 2–5 Yrs) 0 44.7
   (% 6–15 Yrs) 8.6 28.9
   (% 16–30 Yrs) 48.6 7.9
   (% >30 Yrs) 42.9 0
Number of Lifetime Episodes
   (% 1 Episode) 2.9 64.9
   (% 2 Episodes) 8.6 5.4
   (% 3 Episodes) 11.4 16.2
   (% 4–10 Episodes) 11.4 0
   (% >10 Episodes) 65.7 13.5

Legend: Years Since Onset: χ2(4) =53.30, p<0.001; Number of Lifetime Episodes: χ2(4) = 37.30, p<0.001