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Table 5 Mean SNAP-R scores and distribution of successful nasometric outcomes

From: Surgical interventions in velopharyngeal dysfunction: comparative perceptual speech and nasometric outcomes for three techniques

Procedure

Pre-op (SD)

Post-op (SD)

p value

n

Pharyngeal flap

SNAP-R Oral Score

46.78 (14.12)

21.30 (12.00)

 < .0001

107

SNAP-R Nasal Score

69.18 (9.89)

63.25 (10.76)

 < .01

107

Success rate

Oral

7.62%

71.96%

  

Nasal

26.67%

50.47%

  

Furlow palatoplasty

SNAP-R Oral Score

44.89 (15.56)

27.77 (17.53)

 < .0001

59

SNAP-R Nasal Score

67.83 (9.65)

68.56 (9.49)

NS

59

Success rate

Oral

5.66%

57.63%

  

Nasal

33.96%

28.81%

  

Sphincter pharyngoplasty

SNAP-R Oral Score

54.14 (12.61)

36.78 (16.64)

 < .03

9

SNAP-R Nasal Score

73.33 (7.58)

72.00 (4.53)

NS

9

Success rate

Oral

0.00%

22.22%

  

Nasal

11.11%

11.11%

  

Overall

SNAP-R Oral Score

46.10 (14.58)

24.15 (14.73)

 < .0001

175

SNAP-R Nasal Score

68.80 (9.74)

65.22 (10.61)

 < .001

175

Success rate

Oral

6.59%

64.57%

  

Nasal

28.14%

41.14%

  
  1. SNAP-R Simplified Nasometric Assessment Procedures Revised