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Table 2 Polysomnographic findings of patient and control groups

From: Factors affecting executive functions in obstructive sleep apnea syndrome and volumetric changes in the prefrontal cortex

 

Total (n = 43)

Patient (n = 28)

Control (n = 15)

pa

AHI (/h)

 Min–max (median)

0.50–93.10 (16.5)

6.50–93.10 (30.8)

0.50–4.30 (2.3)

0.001**

NREM1 (%)

 Min–max (median)

1.80–25.10 (5.6)

1.80–13.70 (5.05)

2.30–25.10 (6.3)

0.198

NREM2 (%)

 Min–max (median)

2.70–70 (22)

4.20–70 (20.05)

2.70–52.70 (35.4)

0.386

NREM3 (%)

 Min–max (median)

13.70–81.20 (49.1)

15.10–74.70 (49.7)

13.70–81.20 (37)

0.241

REM (%)

 Min–max (median)

0.90–24.30 (13.4)

4.30–24.30 (12.8)

0.90–23.80 (15.7)

0.516

Time SO2 < 90% (%)

 Min–max (median)

0–29.60 (0.2)

0–29.60 (0.9)

0–0.40 (0)

0.001**

Min SO2 (%)

 Min–max (median)

61–95 (85)

61–89 (83)

85–95 (93)

0.001**

  1. AHI Apnea/Hypopnea Index, REM rapid eye movement, NREM non-rapid eye movement
  2. ** p < 0.01
  3. aMann–Whitney U-test