Table 1.
Patient characteristics and perioperative parameters.
| Variable | KI (n = 8) |
Control (n = 8) |
p Value |
|---|---|---|---|
| Age (years) | 55 ± 12 | 61 ± 12 | 0.352 |
| Weight (kg) | 66 ± 8 | 70 ± 6 | 0.198 |
| Height (cm) | 165.2 ± 5.2 | 168.9 ± 6.2 | 0.216 |
| BMI (kg/m2) | 1.7 ± 0.1 | 1.8 ± 0.1 | 0.112 |
| Sex (male) | 6 (75%) | 7 (88%) | >0.999 |
| Medical history | |||
| Hypertension | 4 (50%) | 6 (75%) | 0.608 |
| Atrial fibrillation | 0 | 1 (13%) | >0.999 |
| Old tuberculosis | 0 | 1 (13%) | >0.999 |
| Asthma | 0 | 1 (13%) | >0.999 |
| Operation time (min) | 146 (99–217) | 163 (70–197) | 0.528 |
| Anesthesia time (min) | 190 (160–265) | 201 (120–260) | 0.875 |
| Ischemia time (min) | 29 (17–51) | 30 (14–38) | 0.462 |
| Size of mass (cm) | 3.5 (2.1–6.8) | 2.8 (1.8–6.2) | 0.461 |
| Intraoperative fluid balance | |||
| Crystalloid (mL) | 1850 (1650–2600) | 1800 (1000–2800) | 0.874 |
| Colloid (mL) | 200 (0–1500) | 500 (400–750) | 0.451 |
| Packed RBC (unit) | 1 (13%) | 0 | >0.999 |
| Urination (mL) | 280 (48–422) | 212 (100–315) | 0.345 |
| Bleeding (mL) | 150 (60–1200) | 350 (50–550) | 0.206 |
| Intraoperative medication | |||
| Ephedrine | 6 (75%) | 6 (75%) | >0.999 |
| Atropin | 0 | 1 (13%) | >0.999 |
| β-blocker | 1 (13%) | 0 | >0.999 |
| Betasin | 1 (13%) | 0 | >0.999 |
| Diuretic | 2 (25%) | 5 (63%) | 0.315 |
| Hospital stay (days) | 4 (3–5) | 6 (3–8) | 0.118 |
Values are expressed as mean ± SD, median (range) or number (%); Diuretic was defined as the number of patients used diuretics ≥ 1 time during 3 postoperative days; BMI, body surface area; RBC, red blood cell.