Table 2 Significant associations between clinical features and sex or variant group.

From: Clinical delineation, sex differences, and genotype–phenotype correlation in pathogenic KDM6A variants causing X-linked Kabuki syndrome type 2

Feature

Association

p valuea

 

Females

Males

 

De novo variants (n[%])

35 (92.1)

15 (62.5)

0.007

Gestation (weeks, m[IQR])

39 (38; 39)

36 (35.3; 38.5)

0.003

Birth length SD (m[IQR])

−0.01 (−0.41; 1.24)

−1.07 (−1.75; −0.53)

0.013

Height SD (m[IQR])a

−1.2 (−2.67; −0.77)

−2.18 (−3.76; −1.94)

0.005

Independent walking (n[%])

21 (95.5)

10 (50)

0.001

Developed speech (n[%])

20 (90.9)

10 (50)

0.003

ID severity

  

0.021

 Mild (n[%])

7 (33.3)

2 (11.1)

 

 Moderate (n[%])

7 (33.3)

2 (11.1)

 

 Severe (n[%])

7 (33.3)

14 (77.8)

 

Behavioral problems (n[%])

18 (75)

6 (35.3)

0.011

Ectodermal anomalies (n[%])

31 (100)

14 (82.4)

0.039

Gastrointestinal problems (n[%])

18 (62.1)

22 (88)

0.03

 

PAV

PTV

 

De novo variants (n[%])

8 (57.1)

42 (87.5)

0.02

Age at last examination (years, m[IQR])

12 (6.5; 14.08)

6.35 (1.94; 11.02)

0.043

Birth length SD (m[IQR])

−1.56 (−1.86; −0.9)

−0.29 (−0.98; 0.93)

0.034

  1. ID  intellectual disability, IQR  interquartile range, m  median, PAV  protein-altering variant, PTV  protein-truncating variant.
  2. aAt last examination.