Table 4 Correlation between humidity levels and particle size
From: Reduction by air purifier of particulate concentration during orthodontic procedures: a pilot study
Particle Size (µm) | Trend | Correlation Coefficient | p-value |
|---|---|---|---|
0.3 | Positiva | 0.629 | 0.0001 |
0.5 | Positiva | 0.584 | 0.00001 |
1.0 | Positiva | 0.553 | 0.00007 |
2.5 | Positiva | 0.454 | 0.0003 |
5.0 | Positiva | 0.468 | 0.0002 |
10.0 | Positiva | 0.303 | 0.021 |