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Relationship between chronic respiratory symptoms and eCOHb % saturation†
| n (%) | High | Low | OR | |
|---|---|---|---|---|
| Cough | ||||
| Yes | 3 (10.7%) | 2 | 1 | 2.2 |
| No | 25 (89.3%) | 12 | 13 | |
| Phlegm | ||||
| Yes | 14 (50%) | 9 | 5 | 3.2 |
| No | 14 (50%) | 5 | 9 | |
| Shortness of Breath | ||||
| Yes | 8 (28.6%) | 6 | 2 | 4.5 |
| No | 20 (71.4%) | 8 | 12 | |
| Wheeze | ||||
| Yes | 8 (28.6%) | 8 | 0 | >1 |
| No | 20 (71.4%) | 8 | 12 | |
| Any Respiratory Symptom | ||||
| Yes | 20 (71.4%) | 12 | 8 | 4.5 |
| No | 8 (28.6%) | 2 | 6 |
eCOHb % saturation dichotomized around median, 1.20, to high and low, respectively
