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Table 4 Anatomical measurements of moderate and severe group in OSA

From: The relationship of tongue fat content and efficacy of uvulopalatopharyngoplasty in Chinese patients with obstructive sleep apnea

 

Total

The severity of OSA

P

Moderate

Severe

Cross-sectional area (cm3)

    

 The narrowest area

32.47±20.16

29.65±8.14

32.94±21.55

> 0.05

  Nasopharynx

86.19±55.76

84.11±38.56

86.54±58.49

> 0.05

  Oropharynx

160.41±72.26

159.53±60.97

160.56±74.63

> 0.05

Length (cm)

    

 PNS-Hy

81.53±7.33

79.21±5.58

81.92±7.57

> 0.05

  PNS-SPt

40.12±6.14

42.56±6.27

39.71±6.10

> 0.05

  Pharynx

57.53±7.61

59.42±6.70

57.22±7.78

> 0.05

  Velopharynx

34.73±5.61

36.57±7.63

42.04±7.34

> 0.05

  Oropharynx

45.50±9.47

42.04±7.34

46.08±9.74

> 0.05

The angle of tongue base (°)

57.86±6.59

56.30±6.91

58.12±6.58

> 0.05

  1. PNS-Hy: the length from posterior nasal spine (PNS) to hyoid (Hy); PNS-SPt: the length from posterior nasal spine (PNS) to soft palate tip (SPt)