Indication of CPAP in Patients with Suspected Obstructive Sleep Apnea, Based on Clinical Parameters and a Novel Two-Channel Recording Device (ApneaLink): A Pilot Study
Table 2
Patient characteristics.
Patient number
38
Age (years)
47.5 ± 15.2
Men
26 (68.5)
BMI (body mass index—kg/m2)
31.4 ± 7.4
Prevalence of OSA (%)
RDI ≥ 5
32 (84.2)
Severity of OSA (%)
RDI ≥5–<15
9 (23.7)
RDI ≥15–<30
10 (26.3)
RDI ≥ 30
13 (34.2)
PSG
TRT (total recording time: min.)
362.9 ± 22.7
TST (total sleep time: min.)
317.2 ± 38.4
TWT (total wakefulness time: min.)
47.6 ± 36.5
SE (sleep efficiency)
0.87 ± 0.1
TNREM (min.)
283.2 ± 43
TREM (min.)
34 ± 29.1
RDI (respiratory disturbance index)
28.7 ± 7.3
Comorbidities
Hypertension
10 (26)
Coronary heart disease
3 (8)
Cerebrovascular ischemia
1 (3)
Arrhythmia
6 (16)
Asthma
1 (3)
Allergic rhinitis
11 (29)
Data are presented as mean ± SD, or (%). OSA: obstructive sleep apnea. TNREM: total stages 1 + 2 + 3 + 4; TREM: total amount of REM sleep.