“…A greater number of traumatic experiences was associated with greater risk for major depressive disorder in primary care patients in a cross-sectional study (McQuaid, Pedrelli, McCahill, & Stein, 2001) and in a population-based study (Tanskanen et al, 2004). Additional data strongly suggest that increasing severity, frequency, and duration of abuse results in an increased likelihood of developing depression (Bifulco, Brown, & Adler, 1991;Briere & Runtz, 1988;Mullen, Martin, Anderson, Romans, & Herbison, 1993;Murphy et al, 1988;Sedney & Brooks, 1984).…”