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Table 3 Prevalence of congenital heart defect stratified by different blood type

From: Clinical and epidemiological features of heart-hand syndrome, an updated analysis in China

Blood type Total HHS % P value
A 260 33 12.7 0.94
B 276 37 13.4  
O 262 30 11.5  
AB 86 10 11.6  
Missing 769 90 11.7  
Total 1653 200 12.1