Table 1.
Demographic and Accident Characteristics (N = 191).
| Variables | IB N = 57 |
DD N = 64 |
ET N = 70 |
p-value | partial eta2 |
|---|---|---|---|---|---|
| Age (SD) | 35.1 (12.0) | 40.4 (12.4) | 36.4 (12.2) | 0.046† | 0.03 |
| Gender - % Female (N) | 70% (40) | 70% (45) | 71% (50) | 0.985 | |
| Race - % Caucasian (N) | 75% (43) | 75% (48) | 74% (52) | 0.631 | |
| Hit by other vehicle - % (N) | 87% (48) | 88% (52) | 91% (62) | 0.763 | |
| Rear-end collision - % (N) | 73% (35) | 74% (40) | 84% (52) | 0.596 | |
| Perceived severity of collision | |||||
| Moderately Severe or worse - % (N) | 86% (49) | 79% (50) | 77% (54) | 0.440 | |
| Wearing seatbelt - % (N) | 96% (55) | 91% (58) | 94% (65) | 0.406 | |
| Reduction in activities since collision - % (N) | 86% (49) | 85% (53) | 85% (58) | 0.994 | |
| Consulted Attorney - % (N) | 28% (16) | 25% (16) | 26% (118) | 0.928 | |
| Planning/Involved with Lawsuit - % (N) | 28% (15) | 16% (10) | 19% (13) | 0.259 | |
| Treatment Completers - % (N) | 95% (54) | 94% (60) | 84% (59) | 0.076 |
Note. Effect Size Magnitudes: Small (0.01); Medium (0.09); Large (0.25)
IB, Informational Booklet; DD, Didactic Discussion; ET, Exposure Therapy
†
Post-hoc tests did not reveal any significant differences between pairwise comparisons.