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Table 1 Characteristics of enrolled patients

From: The effect of valve noise on the quality of life of patients after mechanical mitral valve replacement in a Chinese population

Characteristics CM group SJM group P value
Number 52 51  
Age (years) 61.33 ± 6.74 60.71 ± 5.73 0.62
Male(%) 51.92% 50.98% 0.76
Body Mass Index (BMI) 22.99 ± 2.46 22.59 ± 2.25 0.39
Diameter of implanted valve (mm) 27.63 ± 1.28 27.89 ± 1.35 0.32
Current NYHA (median) II II