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Table 1 Patient demographic data

From: Criteria for determining the need for surgical treatment of tricuspid regurgitation during mitral valve replacement

Variables Control group
(n = 50)
DeVega group
(n = 27)
Kay group
(n = 12)
P
Age (years) 53.0 ± 13.6 49.8 ± 10.9 49.7 ± 15.9 0.511
Sex     0.327
   Male 20 (40) 9 (33) 2 (17)  
   Female 30 (60) 18 (67) 10 (83)  
   Medical history     0.496
   Rheumatic heart disease 26 (52) 18 (67) 9 (75)  
   Mitral insufficiency 22 (44) 9 (33) 3 (25)  
   Coronary heart disease 2 (4) 0 (0) 0 (00)  
Heart function before surgery (NYHA class)     0.317
   I 20 (40) 9 (33) 4 (33)  
   II 22 (44) 14 (52) 3 (25)  
   III 8 (16) 4 (15) 5 (42)  
Bicuspid valve replacement     0.167
   Mechanical prosthesis 33 (66) 23 (85) 8 (67)  
   Biovalve 17 (34) 4 (15) 4 (33)  
  1. NYHA, New York Heart Association.
  2. Continuous data are presented as mean ± standard deviation and were compared by one-way analysis of variance. Categorical data are presented as number (percentage) and were compared by Fisher's exact test.