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Table 4 Mean and median recurrence rates by population

From: Recurrence of post-traumatic stress disorder: systematic review of definitions, prevalence and predictors

Population

Mean recurrence rate (entire trauma-exposed population)

Median recurrence rate (entire trauma-exposed population)

Mean recurrence rate (population with PTSD)

Median recurrence rate (population with PTSD)

Mean recurrence rate (population who recovered from PTSD)

Median recurrence rate (population who recovered from PTSD)

All studies

13.1% (n = 21)

3.8% (n = 21)

24.5% (n = 5)

24.5% (n = 5)

25.4% (n = 9)

22.2% (n = 9)

Military populations only

5.82% (n = 10)

2.1% (n = 10)

37.1% (n = 2)

37.1% (n = 2)

16.7% (n = 1)

16.7% (n = 1)

Civilian adult populations only

19.8% (n = 8)

13.9% (n = 8)

16.1% (n = 3)

15.4% (n = 3)

29.4% (n = 4)

31.8% (n = 4)

Military and civilian populations

-

-

-

-

23.5% (n = 4)

19.2% (n = 4)

Children and adolescents

19.3% (n = 3)

17.7% (n = 3)

-

-

-

-