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Table 1 Comparison of clinical characteristics between the two groups

From: The effects of WeChat follow-up management to improve the parents’ mental status and the quality of life of premature newborns with patent ductus arteriosus

  Intervention group Control group P value
Gestational age (weeks) 34.5 ± 2.1 33.4 ± 2.5 0.542
Ductus arteriosus size (mm) 2.8 ± 0.5 2.9 ± 0.6 0.745
Pulmonary artery pressure (mmHg) 43.2 ± 15.4 45.5 ± 14.5 0.388
Weight (kg) 2.0 ± 0.8 2.1 ± 07 0.861
Height (cm) 26.3 ± 7.1 28.2 ± 6.2 0.402
Parents’ educational level    
 Below senior high school 6 7  
 High school 15 16  
 Junior college 18 17 0.655
 Bachelor degree or above 8 7  
Living environment    
 Rural areas 30 32 0.663
 City 17 15