This clinical study aims to investigate the anti-HPA antibodies caused neonatal alloimmune thrombocytopenia in Chinese pregnant women. The survey and data collect will help form an appropriate clinical screening procedure
Study Type
OBSERVATIONAL
Enrollment
55,497
Observational study.
The positive rate of anti-HPA antibody
Time frame: Up to one and a half years after the study completed
The morbidity of NAIT
Time frame: Up to one and a half years after the study completed
Antigenic specificity of anti-HPA antibodies
Time frame: Up to one and a half years after the study completed
Association of anti-HPA antibody with HLA genotype as assessed by Chi-square test
Time frame: Up to one and a half years after the study completed
The relationship between the titer of anti-HPA antibody and clinical symptom severity in NAIT as assessed by Spearman Correlation assay
Time frame: Up to one and a half years after the study completed
This platform is for informational purposes only and does not constitute medical advice. Always consult a qualified healthcare professional.