Table 2.

Subjects Meeting Criteria^a for Provisional Diagnosis of PTSD and Criteria for Presence of Clinically Significant Symptoms Within Each Symptom Cluster^b

	Prevalence (95% CI)	n (total = 210)
Provisional diagnosis of PTSD (% yes)	12.6 (8.3–17.9)	207
Clinically significant symptoms within each PTSD symptom cluster:
Re-experiencing	29.5 (23.4–36.2)	210
Avoidantc	18.4 (13.3–24.3)	207
Arousalc	33.8 (27.4–40.6)	207

^aSubjects met criteria for PTSD if they had met criteria in each PTSD symptom cluster.

^bSubjects met clinically significant symptom criteria for symptom clusters by answering “moderately” or higher on 1 of 5 re-experiencing questions, 3 of 7 of avoidance questions or 2 of 5 of hyperarousal questions.

^cMissing 3 responses.