Skip to main content

Table 4 Comparison between patients with mild, moderate and severe OSA

From: Factors affecting the severity of the apnea hypoapnea index: a retrospective study on 838 Egyptian patients diagnosed with obstructive sleep apnea

  OSA p Sig
Mild Moderate Severe
Mean ± SD Med (IQR) Mean ± SD Med (IQR) Mean ± SD Med (IQR)
ESSA 8.15 ± 6 7 (4–12) 9.01 ± 5.44 8 (6–13) 11.64 ± 6.52 12 (7–16) .001* HS
TST 293.74 ± 96.1 290.7 (241–352) 294.42 ± 90.87 300.5 (245–362.5) 306.8 ± 88.86 314 (250–369.5) .139** NS
AIA. 18.98 ± 14.99 16 (10.1–22.8) 21.8 ± 14.35 18.2 (11.1–29.3) 46.8 ± 24.61 45.65 (25.4–65.5) .001** HS
SpO2A 94.13 ± 3.96 95 (93–96) 93.36 ± 5.12 94 (93–96) 89.86 ± 8.05 92 (88.5–94) .001* HS
DIB 24.16 ± 39.07 14.4 (7.3–25.3) 34.38 ± 29.47 26 (16.6–39.8) 75.7 ± 36.93 75.5 (56.6–93.5) .001** HS
  1. IQR interquartile range, ESS Epworth Sleepiness Scale, AI arousal index, DI desaturation index
  2. *ANOVA
  3. **Kruskal-Wallis test
  4. AMild vs. moderate (NS), mild vs. severe (HS), and moderate vs. severe (HS), by post hoc test
  5. BMild vs. moderate (S), mild vs. severe (HS), and moderate vs. severe (HS), by post hoc test