Table 2.
Summary of hierarchical regression analyses for parietal alpha asymmetry index at low frequency band and vmHRV variables predicting the BDI-II total score.
| Predicting variables | F-value | R2 | β | t-value | df | |
|---|---|---|---|---|---|---|
| Model 1 | 3.989** | .186 | 2 | |||
| Sex education | −.148 .381 |
−.960 2.467 |
||||
| Model 2 | 1.800 | .332 | 8 | |||
| P1-P2 | .285 | 1.547 | ||||
| P3-P4 | −.299 | −1.428 | ||||
| P5-P6 | .087 | .461 | ||||
| P7-P8 | −.159 | −.808 | ||||
| HF | −.071 | −.382 | ||||
| Ratio | .220 | 1.108 | ||||
| Model 3 | 2.291** | .636 | 16 | |||
| P1-P2 HF | .295 | .968 | ||||
| P3-P4 HF | .015 | .058 | ||||
| P5-P6 HF | .485** | 2.564 | ||||
| P7-P8 HF | −.035 | −.150 | ||||
| P1-P2 Ratio | −.076 | −.384 | ||||
| P3-P4 Ratio | −.419* | −1.878 | ||||
| P5-P6 Ratio | .412* | 1.892 | ||||
| P7-P8 Ratio | .065 | .301 |
Note. HF, high-frequency heart rate; Ratio, the LF/HF heart rate variability ratio.
*p < 1.0, **p < 0.5.