Table 3 Relationship between continuous variables and COPD by ANOVA
Variable | Outcome | Mean | Significance |
|---|---|---|---|
Mean years of smoking tobacco | COPD—Yes | 8.93 | 0.000 |
COPD—No | 1.76 | ||
Total | 3.55 | ||
Mean oxygen saturation | COPD—Yes | 95.42 | 0.003 |
COPD—No | 96.31 | ||
Total | 96.31 |