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Retrospective Study
Copyright ©The Author(s) 2025.
World J Psychiatry. Oct 19, 2025; 15(10): 107123
Published online Oct 19, 2025. doi: 10.5498/wjp.v15.i10.107123
Table 1 Demographic and clinical characteristics of the study population, n (%)
Characteristic
Neurodevelopmental delay group (n = 80)
Control group (n = 40)
P value
Age (years), mean ± SD5.7 ± 2.25.8 ± 2.10.814
Sex0.783
Male50 (62.5)24 (60.0)
Female30 (37.5)16 (40.0)
Race/ethnicity0.896
White42 (52.5)22 (55.0)
Black15 (18.8)7 (17.5)
Hispanic14 (17.5)6 (15.0)
Asian6 (7.5)4 (10.0)
Other3 (3.8)1 (2.5)
Parental education0.682
High school or less18 (22.5)7 (17.5)
Some college28 (35.0)13 (32.5)
College graduate24 (30.0)14 (35.0)
Postgraduate10 (12.5)6 (15.0)
Developmental domains, mean ± SD
Cognitive (standard score)76.3 ± 14.6104.8 ± 12.4< 0.001
Language (standard score)72.7 ± 16.2102.3 ± 10.9< 0.001
Motor (standard score)81.5 ± 15.8103.4 ± 11.6< 0.001
Social (standard score)74.9 ± 17.3101.5 ± 11.7< 0.001
Adaptive (standard score)75.2 ± 13.9103.7 ± 12.1< 0.001
Table 2 Association between genetic variants and psychiatric comorbidities in children with neurodevelopmental delays
Genetic pathway
Genes
Associated psychiatric comorbidity
OR (95%CI)
P value
Glutamatergic signalingGRIN2A, GRIN2B, SHANK3Anxiety disorders3.8 (1.7-8.5)0.001
Dopaminergic systemDRD4, DAT1, COMTADHD4.2 (1.9-9.3)< 0.001
Serotonergic systemSLC6A4, TPH2, HTR1AMood disorders3.1 (1.4-6.9)0.006
Synaptic functionNRXN1, NLGN3, NLGN4Behavioral disorders3.5 (1.5-8.1)0.003
Synaptic functionNRXN1, NLGN3, NLGN4Anxiety disorders2.9 (1.3-6.4)0.008
Chromatin remodelingCHD8, ARID1BBehavioral disorders2.7 (1.2-6.1)0.018
Calcium signalingCACNA1C, CACNA1HMood disorders3.3 (1.3-8.2)0.012