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Table 5 Distribution of subtypes of IQ, nasality degree, speech unintelligibility, and different causes of VPI

From: Cognitive functions in Arabic-speaking children with velopharyngeal insufficiency and their impact on speech intelligibility

 

Total (n = 50)

VPI causes

p-value

Velopharyngeal disproportion (n = 7)

CPO (n = 35)

UCLP (n = 3)

BCLP (n = 5)

IQ degree

75.2 ± 14.5

72.43 ± 8.75

75.74 ± 14.86

70.67 ± 25.93

78 ± 14.3

0.861

Verbal ability

79.62 ± 12.11

78.43 ± 6.78

79.26 ± 12.64

79.33 ± 18.9

84 ± 12.73

0.868

Visual ability

79.88 ± 14.3

78 ± 9.93

80.03 ± 14.89

74.67 ± 21.39

84.6 ± 13.74

0.795

Quantitative potential

76.04 ± 13.01

72 ± 9.17

76.17 ± 13.21

76.67 ± 20.03

80.4 ± 14.59

0.754

Memory

82.02 ± 12.73

83.14 ± 8.23

82.2 ± 13.7

77.33 ± 17.01

82 ± 11.14

0.931

Nasality degree

 Slight

27 (54%)

4 (57.1%)

18 (51.4%0

2 (66.7%)

3 (60%)

0.937

 Mild

20 (40%)

2 (28.6%)

15 (42.9%)

1 (33.3%)

2 (40%)

 Moderate

3 (6%)

1 (14.3%)

2 (5.7%)

0 (0%)

0 (0%)

Speech unintelligibility

 Normal

6 (12%)

1 (14.3%)

5 (14.3%)

0 (0%)

0 (0%)

0.005**

 Slight

22 (44%)

4 (57.1)

16 (45.7%)

2 (66.7%)

0 (0%)

 Mild

10 (20%)

1 (14.3%)

8 (22.9%)

1 (33.3%)

0 (0%)

 Moderate

11 (22%)

0 (0%)

6 (17.1%)

0 (0%)

5 (100%)

 Severe

1 (2%)

1 (14.3%)

0 (0%)

0 (0%)

0 (0%)

  1. Test of significance: chi-square test, ** moderate significance
  2. VPI velopharyngeal insufficiency, IQ intelligence quotient, CPO cleft palate only, UCLP unilateral cleft lip and palate, BCLP bilateral cleft lip and palate