Table 1. Mean scores and results of t-tests comparing major variables.
| Conditions | t-test | ||||
|---|---|---|---|---|---|
| Item | Placebo (n = 48) | Minocyline (n = 50) | t-value | p | |
| Age (years) | Mean | 21.30 | 21.63 | −1.50 | 0.138 |
| SD | 1.364 | 1.875 | |||
| Offering Rate (0 to 1) | Mean | 0.61 | 0.49 | 1.90 | 0.062 |
| SD | 0.329 | 0.277 | |||
| Mean Attractiveness of All Pictures (0: Not at all – 10: Perfectly) | Mean | 3.08 | 2.78 | 1.37 | 0.175 |
| SD | 1.119 | 1.076 | |||
| Mean Trustworthiness of All Pictures (0: Not at all – 10: Perfectly) | Mean | 5.52 | 5.37 | 0.63 | 0.528 |
| SD | 0.968 | 1.349 | |||
| Mean State Anxiety Score (1: Not at all – 10: Very much so) | Mean | 2.11 | 2.28 | −1.50 | 0.138 |
| SD | 0.514 | 0.573 | |||
| Mean Trait Anxiety Score (1: Not at all – 10: Very much so) | Mean | 2.26 | 2.27 | −0.03 | 0.979 |
| SD | 0.514 | 0.578 | |||