Table 2.
Characteristics according to OSA clinical subtypes
| Variable | ES (very high‐risk) | ModSwDS (high‐risk) | ModS (medium‐risk) | MinS (low‐risk) | p Value |
|---|---|---|---|---|---|
| Subjects, N | 352 | 182 | 826 | 123 | |
| Men, N (%) | 299 (84.9) | 95 (52.2) | 646 (78.2) | 81 (65.9) | <.001a , b , c , d , e , f |
| Age, years | 48.5 ± 12.5 | 59.0 ± 12.0 | 47.9 ± 13.6 | 56.1 ± 14.4 | <.001b , c , e , f |
| BMI, kg/m2 | 28.9 ± 4.8 | 27.1 ± 3.7 | 28.0 ± 4.6 | 27.6 ± 4.3 | <.001f , b , c , a |
| NC, cm | 41.6 ± 3.7 | 39.8 ± 3.7 | 41.1 ± 3.8 | 40.6 ± 4.0 | <.001f , b , c , a |
| ESS score | 15.4 ± 3.9 | 11.0 ± 5.6 | 10.8 ± 4.8 | 5.7 ± 4.4 | <.001f , d , c , a , e |
| AHI, events/h | 38.0 ± 23.6 | 23.4 ± 16.3 | 27.2 ± 19.7 | 20.5 ± 15.6 | <.001f , b , c , a , e |
| CT90% | 14.9 ± 19.5 | 8.5 ± 14.9 | 8.0 ± 14.9 | 10.4 ± 21.6 | <.001f , c , a |
| mSpO2, % | 92.8 ± 3.3 | 93.7 ± 2.3 | 93.9 ± 2.6 | 93.2 ± 3.1 | <.001f , a , e |
Note: p Value from ANOVA and χ 2 test comparing variable across subtypes. The data is presented in mean ± SD unless otherwise specified. Significant differences in pairwise comparisons (p < .05).
Abbreviations: ES, excessively sleepy; MinS, minimally symptomatic; ModS, moderately sleepy; ModSwDS, moderately sleepy with disturbed sleepy; mSpO2, mean oxygen saturation; N, sample size; NC, neck circumference; OSA, obstructive sleep apnea; SD, standard deviation.
a
ES vs. ModS.
b
ModSwDS vs. ModS.
c
ES vs. MinS.
d
ModSwDS vs. MinS.
e
ModS vs. MinS.
f
ES vs. ModSwDS.