| Desaturation with periodic pattern N = 104 | Desaturation without periodic pattern N = 24 | P value |
---|---|---|---|
Male/female | 95/9 | 21/3 | 0.696 |
Age, years | 72 [68–75.8] | 68.5 [64.3–75] | 0.111 |
BMI | 23.0 [20.7–25.2] | 21.5 [20.3–23.6] | 0.113 |
Daytime SpO2, % | 97 [96–98] | 98 [97–98] | 0.003* |
Smoking history, pack-years | 50.5 [40–79.1] | 50 [33.8–70] | 0.716 |
%FVC, % | 89.4 [76.45–97.4] | 98.1 [87.2–107.6] | 0.008* |
%FEV1, % | 59.8 [50–66.1] | 73.9 [59.9–81.3] | 0.039* |
FEV1/FVC, % | 58.2 [45.2–66.2] | 61.7 [52.3–66.1] | 0.500 |
PM-AHI | 18.4 [10.5–29.0] | 16.3 [10.4–22.6] | 0.468 |
CT90, % | 6.1 [2.8–14.8] | 7.6 [2.8–11.5] | 0.738 |
Lowest SpO2, % | 83 [79–86] | 88 [85.5–90] |  < 0.0001* |
ODI | 7.5 [4.4–11.8] | 2.0 [1.4–3.2] |  < 0.0001* |
Hypoxic burden, (%min)/h | 16.8 [6.5–37.2] | 1.6 [0.90–3.0] |  < 0.0001* |