Table 2:
Estimates of Random Effects Parameters across Pain Outcome Models
| Outcome Predictors | Variance | Standard Deviation | Marginal R2 | Conditional R2 |
|---|---|---|---|---|
| Pain Unpleasantness | .318 | .726 | ||
| Participant (nested within experimenter) | 3 58 | 1.89 | ||
| Experimenter | 0.24 | 0.49 | ||
| Residual | 2.57 | 1.60 | ||
| Pain Intensity | .327 | .722 | ||
| Participant (nested within experimenter) | 3.39 | 1.84 | ||
| Experimenter | 0.07 | 0.27 | ||
| Residual | 2.43 | 1.56 | ||
| Pain Evoked Physiological | .252 | .700 | ||
| Arousal (mSCRa) | ||||
| Participant (nested within experimenter) | 0.76 | 0.88 | ||
| Experimenter | <0.001 | <0.001 | ||
| Residual | 0.51 | 0.72 | ||
Values rounded to two decimals. All models showed significant χ2 statistics for random effects of participant (ps<.0001) and non-significant effects of experimenten mSCRa- mean skin conductance response amplitude