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. 2019 Oct 22;48:53. doi: 10.1186/s40463-019-0373-4

Table 4.

Differences in Home sleep apnea test between ENT and SDB

ENT (n: 90) Other specialties (n: 306) p- value
Home Sleep Apnea Test
Total time, mins 436 ± 63 443 ± 79 0.443
AHI, ev/h 23.0 ± 19.7 27.4 ± 19.8 0.062
Average apnea time, seconds 18.0 ± 4.3 18.7 ± 3.7 0.111
ODI, ev/h 20.8 ± 18.6 24.5 ± 18.7 0.095
SpO2 average, % 92.9 ± 1.8 91.8 ± 2.9 0.001*
SpO2 minimum, % 81.6 ± 6.3 79.3 ± 9.2 0.029*
TST −90%, % 8.6 ± 14.2 16.2 ± 22.9 0.003*
Positional apnea 62% 39% 0.002*
Severity 0.035*
 Mild OSA 46% 31%
 Moderate OSA 30% 35%
 Severe OSA 24% 34%

AHI Apnea hypopnea index, ODI Oxygen desaturation index, SpO2 Oxygen saturation, TST-90% Total sleep time with oxyhemoglobin saturation below 90%, OSA Obstructive sleep apnea hypopnea syndrome, ENT Otolaryngology, *Highlights: Statistically significance