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. 2021 Jul 16;13:1167–1178. doi: 10.2147/NSS.S305850

Table 5.

Sleep Data at Follow-Up Categorized According to Baseline SDB Pattern

No-SDB (n=7) d-OSA (n=37) d-CSA (n=4) MP (n=12) Total (n=60) p
Age (years) 58.3±8 62.1±9.7 62±7.7 59.4±11.8 60.7±9.4 n.s.
BMI (kg/m2) 23.6±3.5 27.7±4.8 27.2±2.2 27.5±3.8 26.7±4.2 0.02
ESS n.s.
AHI 7.2±3.9 21.1±16.3 25.1±15 15.7±11 17.7±14.3 <0.001
AHI supine 17.6±11 37±28.7 36.1±22.5 28±15.5 30.5±22.7 n.s.
AHIo 5.2±3.8 16.8±11.3 14.7±14.1 11.2±10.3 12.4±11.1 0.02
AHIc 2±2.6 1.6±1.5 10.3±9 4.3±2.9 3.9±5.2 <0.0001
MCA s 13.5±2.6 15±3.4 17.6±3.6 14.9±2.7 15.1±2.7 n.s.
MOA s 12.7±10.1 19.4±4.5 20±3.9 16±6.7 17.1±7.1 0.02
Mean SpO2% 92.7±1.4 92.1±1.8 91.4±1.3 91.7±1.9 92±1.7 n.s.
SpO2 nadir % 85.8±5.5 77.5±9.9 80.4±5.3 82.2±5.9 80.8±7.9 0.01
ODI 7.5±4.3 20.7±14.9 25.4±14.2 16.3±11.1 17.7±13.6 <0.01
T90% 4.1±8.7 12.5±13.4 17.5±18.8 15.5±21.8 12.1±16.2 n.s.

Note: Data are presented as mean ± SD unless otherwise indicated.

Abbreviations: SDB, sleep-disordered breathing; BMI, body mass index; ESS, Epworth Sleepiness Score; AHI, ApnEa–Hypopnea Index; AHIo, obstructive AHI; AHIc, central AHI; MCA, mean duration of central apnea; MOA, mean duration of obstructive apnea; Mean SpO2, mean oxygen saturation; SpO2, nadir minimum oxygen saturation value; ODI, oxygen desaturation index; T90, recording time with SpO2 <90%; No-SDB, no sleep-disordered breathing; d-OSA, dominant obstructive sleep apnea pattern; d-CSA, dominant central sleep apnea pattern; MP, mixed pattern.