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Table 4 Home sleep test variables (means ± SD)

From: Mini-implant assisted rapid palatal expansion (MARPE) effects on adult obstructive sleep apnea (OSA) and quality of life: a multi-center prospective controlled trial

 

Control

Intervention

T1 intergroups comparison (homogeneity)

T1

T2

T1

T2

Total Sleep Time

353.31 ± 53.63

356.02 ± 58.38

374.36 ± 68.14

368.02 ± 59.12

0.481

AHI

27.44 ± 10.35

24.18 ± 11.37

28.75 ± 11.39

11.45 ± 6.16**

0.798

AHI < 50%

0/10 (0%)

11/14 (78.5%)

AHI < 5

0/10 (0%)

5/14 (35.7%)

FLOW

10.80 ± 3.04

10.40 ± 2.91

11.33 ± 2.62

7.16 ± 1.68**

0.910

SpO2

91.23 ± 2.81

91.87 ± 2.25

91.92 ± 2.65

94.32 ± 1.97*

0.693

SpO2 min

85.50 ± 4.40

84.76 ± 5.37

84.10 ± 4.88

85.22 ± 3.82

0.859

SNR (db)

83.70 ± 3.71

83.30 ± 3.23

82.18 ± 5.16

81.36 ± 5.80

0.776

SNR (%)

13.10 ± 10.07

11.40 ± 8.20

15.68 ± 11.22

3.80 ± 3.43**

0.601

Body position

44.70 ± 12.71

41.80 ± 9.69

45.33 ± 14.20

48.89 ± 10.91

0.901

Bruxism

10.80 ± 3.04

7.61 ± 2.79

9.67 ± 3.72

7.02 ± 3.15

0.438

Bruxism/apnea

0.95 ± 0.42

0.97 ± 0.45

0.91 ± 0.50

0.40 ± 0.25*

0.540

  1. *Intra-group statistical significance (Wilcoxon signed rank) between T1 and T2 (displayed on T2 column), where: * p < 0.05; ** p < 0.01; ***p < 0.001