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Demographic data
| 2 g | 1 g | Control | |
|---|---|---|---|
| Mean age (range) | 53.24 (14-82) | 51.03 (11-78) | 55.18 (15-79) |
| Male | 57 | 56 | 49 |
| Female | 74 | 78 | 86 |
| BMI | 27 | 28.9 | 25.8 |
| Smoking and alcohol use (%) | 3 | 3 | 5 |
| Diabetes (%) | 6.1 | 8.2 | 8.1 |
| Hypertension (%) | 23.7 | 20.1 | 22.2 |
| Dyslipidemia (%) | 19.6 | 14.1 | 13.3 |
| Others (%) | 5.3 | 5.9 | 2.9 |
| Number of levels | 3.94 | 3.96 | 3.74 |
| Serum albumin, mean (SD) | 3.2 (1.2) | 3.2 (0.8) | 3.5 (1.3) |
| Estimated blood loss (ml) | 450 | 470 | 440 |
| Operative time (min) | 151 | 136 | 156 |
BMI - Body mass index; SD - Standard deviation
