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Table 4 Prevalence of HHS and non-HHS stratified by comorbidity

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

Comorbidity HHS Non-HHS P value
  No. % No. %  
Lower extremity malformation 15 7.5 87 6.0  
Spine malformation 2 1.0 3 0.2  
Facial malformation 3 1.5 7 0.5  
Thoracic malformation 0 0.0 2 0.1  
Kidney malformation 2 1.0 0 0.0  
Anemia 0 0.0 1 0.1  
Total 22 11.0 100 6.9 0.001