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Heterogeneity test results of studies on the influence of indoor plants on DBP.
| Model | Number of Studies | Pooled Effect Size | Heterogeneity | |||||
|---|---|---|---|---|---|---|---|---|
| Effect Size | Standard Error | p-Value | Q-Value | df (Q) | p-Value | I-Squared | ||
| Fixed | 3 | −0.644 | 0.077 | <0.001 | 81.782 | 2 | <0.001 | 97.554 |
| Random | 3 | −2.526 | 0.825 | 0.002 | ||||
