Table 2. Data quality summary statistics.
| Placebo | Oxytocin | Difference | |||
|---|---|---|---|---|---|
| M | SD | M | SD | p | |
| Biological motion perception | |||||
| Avg. absolute RMS movement (mm) | 0.16 | −0.07 | 0.27 | −0.21 | 0.098 |
| Avg. relative RMS movement (mm) | 0.09 | −0.04 | 0.09 | −0.04 | 0.578 |
| Motion outliers (% of total volumes) | 5.10 | −2.88 | 5.57 | −3.73 | 0.599 |
| Signal to fluctuation noise ratio | 114.65 | −18.78 | 107.99 | −27.64 | 0.364 |
| Vocal affect perception | |||||
| Avg. absolute RMS movement (mm) | 0.30 | −0.16 | 0.34 | −0.24 | 0.393 |
| Avg. relative RMS movement (mm) | 0.14 | −0.08 | 0.12 | −0.08 | 0.300 |
| Motion outliers (% of total volumes) | 5.53 | −4.25 | 3.63 | −3.08 | 0.040 |
| Signal to fluctuation noise ratio | 115.1 | −19.43 | 115.36 | −26.36 | 0.941 |
Note. T-tests were used to calculate differences in means between treatment conditions. RMS: Root. mean squared.