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Table 1 Guardians and questionnaire information

From: A three-dimensional printed model in preoperative consent for ventricular septal defect repair

  3D model 2D chart p
Duration of consent (min) 9.5 ± 3.6 8.6 ± 2.2 0.35
Age of guardians (years) 32.8 ± 6.8 32.0 ± 5.9 0.68
Gender of guardian (total (female)) 20(2) 20(6) 0.11
Education of guardian level    0.26
 1 2 0  
 2 8 10  
 3 4 7  
 4 6 3  
VSD knowledge (1–10) 9.5 ± 1.1 8.3 ± 2 0.02
Operation knowledge (1–10) 9.6 ± 0.9 8.4 ± 1.9 0.02
Overall understanding (1–10) 9.9 ± 0.4 9.2 ± 1.6 0.09
Usefulness of 3D 9.7 ± 1.0   
  1. Education of guardian level: 1: primary school, 2: junior high school, 3: senior high school, 4: college/university; VSD: ventricular septal defect