Table 1. Sample Description.
| Placebo | Propranolol | CRA | MMSS | |||
|---|---|---|---|---|---|---|
| (n = 19) | (n = 20) | (n = 20) | (n = 20) | |||
| F | p | |||||
| age (mean/SD) | 23.89 (3.06) | 25.50 (3.71) | 24.80 (6.15) | 26.65 (7.42) | .97 | .442 |
| years of education (mean/SD) | 11.78 (.63) | 11.90 (.45) | 11.60 (.82) | 11.45 (.99) | 1.13 | .251 |
| US characteristics | ||||||
| Shock Intenstity (mA) (mean/SD) | 15.73 (8.67) | 13.60 (7.27) | 17.30 (7.21) | 17.20 (8.14) | .97 | .411 |
| Trait Anxiety Assessment | ||||||
| Spider Fear (mean/SD) | 5.21 (8.21) | 7.65 (8.49) | 7.50 (11.19) | 8.70 (12.26) | .40 | .753 |
| Snake Fear (mean/SD) | 5.00 (5.02) | 4.20 (3.16) | 3.55 (2.94) | 5.25 (3.14) | .89 | .446 |
| Trait Anxiety (mean/SD) | 29.11 (5.09) | 31.70 (5.85) | 30.45 (5.78) | 31.45 (5.94) | .83 | .479 |
| US Evaluation | ||||||
| Day 1 (mean/SD) | -2.78 (1.68) | -3.50 (1.05) | -3.05 (1.76) | -3.30 (1.26) | ||
| Day 3 (mean/SD) | -2.94 (1.22) | -2.45 (1.63) | -2.45 (1.79) | -2.80 (0.95) | ||
| State Anxiety Assessment | ||||||
| day 1: state anxiety pre | 29.16 (4.72) | 32.52 (6.26) | 31.70 (4.69) | 32.50 (6.27) | ||
| day 1: state anxiety post | 31.63 (10.05) | 35.35 (8.91) | 33.20 (7.73) | 32.40 (6.56) | ||
| day 2: state anxiety pre | 30.05 (6.28) | 32.70 (8.19) | 30.40 (5.24) | 32.00 (6.74) | ||
| day 2: state anxiety post | 28.52 (4.71) | 31.80 (6.21) | 28.25 (6.27) | 30.60 (6.23) | ||
| day 3: state anxiety pre | 29.62 (7.04) | 34.15 (8.79) | 31.60 (7.71) | 31.35 (7.82) | ||
| day 3: state anxiety post | 30.42 (7.17) | 33.75 (7.06) | 31.85 (9.41) | 33.70 (8.37) |