From: Obstructive sleep apnea and nocturnal hypoxemia in adult patients with cystic fibrosis
 | OSA | Nocturnal hypoxemia | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
 | AUC | p | Cut-off value | Sensitivity (95% CI) | Specificity (95% CI) | AUC | p | Cut-off value | Sensitivity (95% CI) | Specificity (95% CI) |
BMI, kg/m2 | 0.53 | 0.737 | > 21 | 47.6 (28.3–67.6) | 51.6 (34.8–68.0) | 0.50 | 0.983 | > 21 | 46.2 (23.2–70.9) | 51.3 (36.2–66.1) |
FEV1, % predicted | 0.59 | 0.225 | < 49.5 | 57.1 (36.6–75.5) | 64.5 (47.0-79.9) | 0.74 | 0.009 | < 49.5 | 76.9 (49.7–91.8) | 66.7 (51.0-79.4) |
Awake pO2, mmHg | 0.66 | 0.048 | < 78.5 | 66.7 (45.4–82.8) | 71.0 (53.4–84.0) | 0.76 | 0.006 | < 78.5 | 76.9 (49.7–91.8) | 66.7 (51.0-79.4) |
Age, years | 0.58 | 0.318 | > 28.5 | 66.7 (45.4–82.1) | 48.4 (32.0-65.2) | 0.65 | 0.120 | > 30.5 | 61.5 (35.5–82.3) | 61.5 (46.0-75.1) |
ESS score | 0.51 | 0.888 | < 5.5 | 52.4 (32.4–71.7) | 54.8 (37.8–70.9) | 0.58 | 0.404 | < 6.5 | 61.5 (35.5–82.3) | 41.0 (27.1–56.6) |
Awake SpO2, % | 0.62 | 0.148 | < 96.5 | 66.7 (45.4–82.8) | 45.2 (29.2–62.2) | 0.71 | 0.025 | < 95.5 | 61.5 (35.5–82.3) | 79.5 (64.5–89.2) |