Table 2.
Patient demographics and clinical characteristics
| Parameters | Control group (n = 250) | Modified group (n = 212) | P value |
|---|---|---|---|
| Sex, n (%) | |||
| Male | 161 (64.40) | 141 (66.50) | 0.076 |
| Female | 89 (35.60) | 71 (33.50) | 0.076 |
| Age, years | 49.39 ± 2.76 | 54.43 ± 2.46 | 0.126 |
| Weight, kg | 60 (53, 65) | 60 (53, 65) | 0.426 |
| Height, cm | 160 (155, 165) | 160 (155, 165) | 0.466 |
| BMI, kg/m2 | 23.48 (20.96, 25.41) | 22.82 (20.97, 25.08) | 0.167 |
| Preoperative Hct, % | 42 (35, 49) | 41 (36, 47) | 0.497 |
| EF, % | 46 (40, 54) | 44 (41, 56) | 0.139 |
| LVEDD, mm | 41 (36, 45) | 39 (37, 46) | 0.245 |
| Diagnosis, n (%) | |||
| Rheumatic heart disease | 159 (63.60) | 140 (66.03) | 0.438 |
| Congenital valvular disease | 12 (4.80) | 13 (6.13) | 0.345 |
| Degenerative valvular disease | 64 (25.60) | 49 (23.11) | 0.067 |
| Surgical procedures, n (%) | |||
| Double valve replacement | 87 (34.80) | 76 (35.85) | 0.147 |
| Aortic valve replacement | 59 (23.60) | 61 (28.77) | 0.206 |
| Mitral valve replacement | 85 (34.00) | 68 (32.08) | 0.661 |
| Concomitant surgeries, n (%) | |||
| Tricuspid valve repair | 187 (74.80) | 163 (78.89) | 0.602 |
| Left atrial plication | 19 (7.60) | 21 (9.90) | 0.380 |
BMI: Body mass index; Hct: hematocrit; EF: ejection fraction; LVEDD: left ventricular end-diastolic diameter. Non-normally distributed continuous variables are expressed as median (interquartile range)