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. Author manuscript; available in PMC: 2013 Jul 16.
Published in final edited form as: Drug Alcohol Depend. 2006 Sep 27;87(0):241–248. doi: 10.1016/j.drugalcdep.2006.08.025

Table 2.

Mean (standard deviation) posttraumatic stress disorder (PTSD) symptoms measured by the Modified PTSD Symptom Scale-Self Report for participants with and without PTSD during the first 28 days of acute withdrawal from alcohol, cocaine, or both cocaine and alcohol using all available data.

Assessment Visit
Day 2 Day 5 Day 10 Day 14 Day 21 Day 28
(n=20) (n=25) (n=32) (n=27) (n=21) (n=16)

PTSD Positive Reexperiencing 11.30 (5.18) 11.11 (6.25) 10.55 (7.21) 9.46 (6.39) 9.86 (7.16) 11.40 (7.57)
Avoidance 23.25 (8.62) 21.62 (10.37) 22.06 (9.91) 117.67 (10.46) 18.24 (10.41) 19.27 (11.10)
Hyperarousal 19.95 (5.46) 18.59 (6.64) 17.10 (7.87) 15.61 (8.05) 15.19 (8.55) 18.00 (8.89)
Total 54.50 (14.32) 51.28 (20.15) 49.66 (21.11) 42.63 (23.72) 43.29 (23.91) 46.44 (26.39)

(n=47) (n=66) (n=76) (n=63) (n=53) (n=50)

PTSD Negative Reexperiencing 5.02 (6.24) 6.69 (6.47) 5.19 (6.09) 4.02 (4.60) 3.98 (4.30) 3.62 (4.23)
Avoidance 10.81 (9.98) 10.13 (8.41) 9.68 (8.44) 6.74 (6.66) 5.85 (5.62) 5.70 (6.09)
Hyperarousal 10.06 (7.82) 10.02 (6.52) 9.00 (6.49) 7.54 (5.38) 6.56 (4.56) 5.85 (4.67)
Total 25.43 (20.37) 26.82 (18.81) 24.00 (17.57) 18.00 (14.66) 16.30 (12.00) 15.14 (12.79)