Table 3.

Proportion of participants who met criteria for PTSD.

	D-cycloserine (N = 53)		Alprazolam (N = 50)		Placebo (N = 53)
	Did not meet Criteria	Met Criteria	Did not meet Criteria	Met Criteria	Did not meet Criteria	Met Criteria
post-tx	6 (21.4)^a	22 (78.6)	9 (25.7)^a	26 (74.3)	9 (26.5)^a	24 (73.5)
3-month	7 (35.0)^a	13 (65.0)	5 (20.8)^b	19 (79.2)	12 (52.2)^a	11 (47.8)
6-month	7 (41.2)^a	10 (58.8)	6 (24.0)^a	13 (68.4)	13 (56.5)^a	10 (43.5)
12-month	9 (52.9)^a	8 (47.1)^a	8 (36.4)^a	11 (57.8)	9 (45.0)^a	11 (55.0)

Note: post-tx = post-treatment assessment; Values are raw numbers and scores in parentheses are percentages. Superscripts denote differences across groups within each time points at α of .05