TABLE 2.
Clinical feature | NIPBL cohort (n = 34) | KMT2A cohort (n = 6) | ANKRD11 cohort (n = 14) | EP300 cohort (n = 3) | SETD5 cohort (n = 3) | AFF4 cohort (n = 3) | Remaining genes cohort (n = 17) | Chi-square value | P-valve |
Synophrys | 31 | 5 | 10 | 3 | 2 | 3 | 14 | 5.049 | 0.45 |
Thick eyebrows | 17 | 3 | 11 | 0 | 1 | 2 | 2a | 17.772 | 0.002 |
Short nose | 19 | 2 | 0a | 1 | 0 | 1 | 3a | 19.015 | 0.001 |
Concave nasal ridge | 23 | 4 | 5 | 0a | 2 | 0a | 5a | 14.383 | 0.011 |
Upturned nasal tip | 22 | 2 | 11 | 2 | 1 | 1 | 7 | 8.204 | 0.192 |
Smooth philtrum | 15 | 3 | 5 | 1 | 2 | 0 | 2 | 8.899 | 0.139 |
Long philtrum | 28 | 3 | 13 | 1 | 1 | 1 | 10 | 14.287 | 0.012 |
Downturned corners of mouth | 18 | 3 | 5 | 1 | 1 | 1 | 7 | 2.354 | 0.924 |
Thin upper lip vermilion | 27 | 4 | 7 | 2 | 2 | 0 | 10 | 10.158 | 0.08 |
Adactyly | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 4.945 | 0.754 |
Hand oligodactyly | 7 | 0 | 0 | 0 | 0 | 0 | 2 | 2.420 | 0.944 |
Small hands | 17 | 3 | 8 | 0 | 0 | 0 | 6 | 8.008 | 0.205 |
Small feet | 8 | 0 | 5 | 1 | 0 | 0 | 3 | 4.438 | 0.594 |
Microcephaly | 24 | 5 | 7 | 2 | 0 | 1 | 11 | 8.558 | 0.164 |
Global developmental delay and/or intellectual disability | 28 | 6 | 13 | 3 | 3 | 2 | 17 | 6.197 | 0.294 |
Prenatal growth retardation | 23 | 1a | 1a | 1 | 0a | 0a | 4a | 23.496 | 0.000 |
Postnatal growth retardation | 23 | 6 | 1a | 3 | 1 | 1 | 10 | 24.140 | 0.000 |
Hypertrichosis | 13 | 4 | 2 | 3 | 0 | 0 | 2 | 16.143 | 0.005 |
Short fifth finger | 12 | 5 | 6 | 1 | 0 | 0 | 7 | 8.137 | 0.194 |
Average clinical score (mean ± SD) | 12.23 ± 2.58 | 11 ± 2.19c | 8.92 ± 1.77b | 10 ± 4.58 | 7.33 ± 2.52b | 5.33 ± 1.53bc | 8.88 ± 2.62b | < 0.0001 |
aIndicates that the incidence of phenotype was statistically significant compared with NIPBL cohort.
bIndicates that the average clinical score was statistically significant compared with NIPBL cohort.
cIndicates that the average clinical score of the two groups were statistically significant.