Table 2.

Predictors of DSM-IV criteria B, C, and D high acute stress (n = 4,652)

VariableModel 1, OR (95% CI)Model 2, OR (95% CI)Model 3, OR (95% CI)Model 4, OR (95% CI)
Prior mental health1.91(1.43, 2.54)***1.91(1.43, 2.5)***1.93(1.45, 2.57)***1.77(1.29, 2.43)***
Media exposure (hours per day)
 1.5–2.91.0(0.33, 3.01)0.99(0.33, 2.99)0.93(0.30, 2.84)1.18(0.41, 3.40)
 3–5.92.69(0.98, 7.35)2.67(0.98, 7.30)2.49(0.89, 6.97)2.86(1.07, 7.66)*
 6 or more11.02(4.23, 28.70)***10.75(4.08, 28.37)***9.45(3.54, 25.25)***9.56(3.74, 24.43)***
Boston Marathon bombing exposure
 Direct exposure1.17(0.66, 2.08)1.04(0.58, 1.88)1.47(0.80, 2.70)
Prior collective stress exposures
 Direct exposure to 9/111.97(1.19, 3.25)**2.38(1.39, 4.09)**
 Direct exposure to Sandy Hook2.47(1.19, 5.15)*2.11(0.95, 4.72)
Demographics
 Female sex1.36(0.86, 2.14)
 Education
  High school0.45(0.23, 0.87)*
  Some college0.23(0.11, 0.48)***
  Bachelor’s degree or higher0.15(0.07, 0.33)***
 Ethnicity§
  Mixed race, non-Hispanic2.80(1.29, 6.08)**
Model statisticsχ2(4) = 104.31***χ2(5) = 108.32***χ2(7) = 133.49***χ2(12) = 204.56***
pseudo R2 = 0.13pseudo R2 = 0.13pseudo R2 = 0.15pseudo R2 = 0.19
  • * P < 0.05; **P < 0.01;***P < 0.001.

  • 0–1.49 h of media exposure comprises the reference group.

  • Less than high school education comprises the reference group.

  • § White, Hispanic, and black respondents were not significantly different and comprise the reference group.