Table 4.
Predictors | R2 | β | t | p |
---|---|---|---|---|
Step 1: | .28 | <.01 | ||
Insomnia Symptoms | .00 | .07 | .95 | |
Nightmare Symptoms | .01 | 0.24 | .81 | |
Depressive Symptoms | .50 | 5.86 | <.01 | |
Anxiety Symptoms | −.18 | −2.03 | 0.04 | |
PTSD Symptoms | .20 | 2.52 | 0.01 | |
Step 2: | .33 | |||
Insomnia Symptom Duration | .23 | 4.26 | <.01 | |
Nightmare Duration | .13 | 2.41 | .02 |
Note: significant results shown in boldface type.
Statistics are after items involving sleep were removed from the measures of depressive symptoms, PTSD symptoms, and anxiety symptoms.