Table 3.

Mean impact of event scale – revised (IES-r) scores at baseline and follow-up

	Baseline		One-week follow-up
IES-r subscale	Lifeline	Control	Lifeline	Control
Intrusions	6.6 (6.1)	6.8 (7.1)	5.3 (5.1)	5.9 (5.5)
Avoidance	6.9 (7.1)	7.4 (6.2)	5.1 (6.0)	6.3 (6.3)
Hyperarousal	2.8 (4.4)	2.7 (3.7)	1.9 (3.2)	2.1 (3.0)
Total PTSD symptoms	16.4 (15.7)	17.2 (15.5)	12.6 (11.7)	14.5 (13.1)

IES-r = impact of event scale, revised. Values in brackets denote standard deviations.