Table 5.
Bivariate Analyses: Predictors of OSA Among Subjects with fILD
| Predictor | Odds Ratio (95% CI) | p |
|---|---|---|
| Age | 1.01 (0.92–1.12) | 0.8 |
| Male gender | 1.94 (0.54–7.02) | 0.3 |
| BMI | 0.96 (0.88–1.05) | 0.4 |
| FVC% | 1.01 (0.98–1.05) | 0.5 |
| DLCO% | 1.02 (0.98–1.06) | 0.4 |
| IPF diagnosis | 0.92 (0.30–2.85) | 0.9 |
| 6MWD | 1.00 (0.99–1.00) | 0.5 |
| Nadir SpO2 during 6MWT | 1.04 (0.83–1.31) | 0.7 |
| Daily supplemental O2 use | 0.93 (0.26–3.31) | 0.9 |
| Prednisone use | 0.36 (0.09–1.47) | 0.2 |
| Has GERD by pH probe | 0.35 (0.09–1.48) | 0.2 |
| Daily anti-reflux therapy | 0.96 (0.28–3.33) | 0.9 |
| Nadir SpO2 during PSG | 0.81 (0.69–0.95) | 0.009 |
BMI=body mass index; FVC%=percent predicted forced vital capacity; DLCO%=percent predicted diffusing capacity of the lung for carbon monoxide; 6MWD=distance walked during the 6-minute walk test (6MWT); GERD=gastroesophageal reflux disease; AHI=apnea hypopnea index; SpO2=peripheral oxygen saturation; PSG=polysomnogram