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| Independent variables | Odds ratio (95% CI) | P value | R2 |
|---|---|---|---|
| Exposure to HD | 2.127 (1.053 to 4.294) | 0.035 | 0.132 |
| Abnormal FVC (< 80%) | 2.596 (1.217 to 5.539) | 0.014 | |
| BMI | 0.908 (0.829 to 0.994) | 0.036 |
DLCO = diffusing capacity of the lung for carbon monoxide, BMI = body mass index, FVC = forced vital capacity, CI = confidence interval, HD = humidifier disinfectant.
