MULTIPLE CHANNEL EXPOSURE
THERAPY OF PTSD: IMPACT OF
TREATMENT ON FUNCTIONING
Sherry A. Falsetti, Brigette A. Erwin, Heidi S. Resnick, Joanne Davis, and Amy M. Combs-Lane
Posttraumatic stress disorder (PTSD) is a stress reaction characterized by symptoms of reexperiencing, avoidance/numbing, and hyperarousal following exposure to an extreme traumatic event. PTSD may affect 8 to 10% of the general population (Kessler, Sonnega, Bromet, Hughes, & Nelson, 1995). Consistent with DSM–IV diagnostic criteria for PTSD (American Psychiatric Association, 1994), epidemiological and clinical studies have confirmed that PTSD is associated with significant impairment in social, occupational, and physical functioning.
As a part of the National Vietnam Veterans Readjustment Study (NVVRS), Jordan and colleagues (1992) found that Vietnam veterans with PTSD were more likely to report marital, parental, and family adjustment difficulties than were veterans without PTSD. Zatzick and colleagues also examined data from the NWRS in studies of male (Zatzick, Marmar, et al., 1997) and female (Zatzick, Weiss, et al., 1997) veterans. Among male veterans, the presence of PTSD was associated with greater rates of substance abuse, chronic disease, and greater functional impairment (i.e., ability to function at home, work, or school; overall life satisfaction; self-
The study reported in this chapter was supported by a grant from the National Institute of Mental
Health to Sherry A. Falsetti (MH-53381–01A1).