Sleep parameters | Poor sleep quality COPD patients (nā=ā40) | ||||
---|---|---|---|---|---|
Mild (Nā=ā4 ) | Moderate (Nā=ā18) | Severe (Nā=ā14 ) | Very severe (Nā=ā4) | Test of significancea | |
Total sleep time (min) (mean Ā± SD) | 287.2 Ā± 18.8 | 274.8 Ā± 14.9 | 263.7 Ā± 32.3 | 246.0 Ā± 39.2 | F = 2.31 Pā=ā0.09 |
Sleep latency (min) (mean Ā± SD) | 9.2 Ā± 2.9 | 10.1 Ā± 6.8 | 10.5 Ā± 5.3 | 27 Ā± 4.9 | F = 11.01 Pā=ā0.009 |
Sleep efficiency (%) (mean Ā± SD) | 73 Ā± 1.6 | 65 Ā± 3.8 | 56 Ā± 2.3 | 53 Ā± 3.3 | F = 46.7 Pā=ā0.007 |
Arousal index (No/h) (mean Ā± SD) | 11.7 Ā± 4.2 | 15.8 Ā± 4.3 | 21.8 Ā± 3.8 | 28 Ā± 6.1 | F = 15.12 Pā=ā0.02 |