Polysomnographic variables | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Subjects | Apnoea + hypopnoea index | Apnoea index | Mean Sao2 | Lowest Sao2 | Sleep time with Sao2 < 93 | Mean Sao2 | Mean Sao2 | Lowest Sao2 | Lowest Sao2 | ||||||
(NREM) | (REM) | (NREM) | (REM) | ||||||||||||
(events/h) | (events/h) | (%) | (%) | (%) | (%) | (%) | (%) | (%) | |||||||
Symptomatic2-151 (n = 7) | 4.2 (5.6) | 1.9 (2.8) | 94.1 (2.6)2-165 | 81.7 (5.7)2-160 | 10.1(12.2)2-165 | 94.7 (1.5)2-160 | 93.5 (1.9) | 88.5 (2.6) | 84.0 (4.7) | ||||||
Asymptomatic2-151 (n = 12) | 4.6 (11.1) | 0.9 (1.2) | 96.5 (1.0) | 88.9 (6.6) | 2.1 (4.1) | 96.0 (1.1) | 96.0 (1.4) | 87.4 (6.4) | 88.0 (8.4) | ||||||
Total patients (n = 19) | 4.44 (9.3) | 1.3 (2.0) | 95.6 (2.1)2-160 | 85.9 (7.0)2-150 | 5.0 (8.5)2-150 | 95.4 (1.4)2-150 | 94.7 (2.0) | 87.8 (5.0) | 86.0 (6.7) | ||||||
Controls (n = 20) | 4.9 (3.1) | 1.0 (0.7) | 96.9 (1.1) | 89.1 (5.2) | 1.0 (3.1) | 96.3 (0.9) | 95.0 (19.7) | 90.0 (4.8) | 88.2 (19.1) |