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Table 4 Correlations between single and combined clinical features and pathogenic and negative aCGH results are shown

From: New insights in the interpretation of array-CGH: autism spectrum disorder and positive family history for intellectual disability predict the detection of pathogenic variants

Clinical signs, dysmorphic features

aCGH results (number)

 

Negative (115)

Pathological (60)

Overall (175)

p

Intellectual Disability

83 (72.2)

49 (81.7)

132 (75.4)

0.166

Autism Spectrum Disorders

13 (11.3)

14 (23.3)

27 (15.4)

0.037

Familiarity for ID/MCA/ASD

3 (2.6)

9 (15)

12 (6.9)

0.002

Prenatal perinatal problems

17 (14.8)

9 (15)

26 (14.9)

0.934

Short stature

21 (18.3)

12 (20)

33 (18.9)

0.781

Tall stature

3 (2.6)

1 (1.7)

4 (2.3)

1.000

Macrocephaly

8 (7)

4 (6.7)

12 (6.9)

1.000

Microcephaly (or craniosynostosis)

30 (26.1)

16 (26.7)

46 (26.3)

0.934

Forehead and Eyebrows dysmorphisms

41 (35.7)

21 (35)

62 (35.4)

0.932

Eyes, palpebral fissures and eyelashes dysmorphisms

53 (46.1)

36 (60)

89 (50.9)

0.081

Nose and philtrum dysmorphisms

40 (34.8)

23 (38.3)

63 (36)

0.642

Oral region, teeth and tongue dysmorphisms

45 (39.1)

28 (46.7)

73 (41.7)

0.337

Ears dysmorphisms

43 (37.4)

24 (40)

67 (38.3)

0.736

Neck and thorax anomalies

21 (18.26)

14 (23.73)

35 (20.11)

0.394

Upper and lower limbs, hands, feet dysmorphisms

24 (20.9)

12 (20)

36 (20.6)

0.893

Hearing Loss

15 (13)

13 (21.7)

28 (16)

0.140

Gastrointestinal malformations

15 (13)

5 (8.3)

20 (11.4)

0.353

Brain Malformations

13 (11.3)

8 (13.3)

21 (12)

0.695

Neurologic signs (Epilepsy, hypertonia, hypotonia, paresis)

15 (13)

4 (6.7)

19 (10.9)

0.198

Cardiac malformations

36 (31.3)

23 (38.3)

59 (33.7)

0.350

Pulmonary malformations

2 (1.7)

1 (1.7)

3 (1.7)

1.000

Kidney and urinary tract anomalies

3 (2.6)

1 (1.7)

4 (2.3)

1.000

Abnormal external genitalia

15 (13)

7 (11.7)

22 (12.6)

0.794

Eye malformations

12 (10.4)

7 (11.7)

19 (10.9)

0.804

Vertebral anomalies

29 (25.8)

14 (23)

43 (24.57)

0.718

Skeletal dysplasia

7 (6.1)

3 (5)

10 (5.7)

1.000

Haematological abnormalities

2 (1.7)

3 (5)

5 (2.9)

0.219

Nails and hair anomalies

16 (13.9)

6 (10.2)

22 (12.6)

0.482

Alterated skin pigmentation

8 (7)

9 (15)

17 (9.7)

0.088

Skin hemangioma

3 (2.6)

1 (1.7)

4 (2.3)

1.000

Endocrinological anomalies

9 (7.8)

9 (15)

18 (10.3)

0.138

  1. Statistical significant correlations exist between pathologic CNVs and ASD and familiarity for ID/ASD/MCA. Other clinical features: ID (independent from severity), dysmorphisms of eyes, palpebral fissures and eyelashes, Hearing Loss, neurologic signs, abnormal skin pigmentation and endocrinological anomalies) appear to be potential predictors of pathological aCGH results