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Heterogeneity test results of studies on the influence of indoor plants on EEG β waves.
| Model | Number of Studies | Pooled Effect Size | Heterogeneity | |||||
|---|---|---|---|---|---|---|---|---|
| Effect Size | Standard Error | p-Value | Q-Value | df (Q) | p-Value | I-Squared | ||
| Fixed | 2 | 0.381 | 0.210 | 0.069 | 34.885 | 1 | <0.001 | 97.133 |
| Random | 2 | 1.455 | 1.660 | 0.381 | ||||
