Table 2.
Variable | Statistics | Univariable OR (95% CI) |
p value |
---|---|---|---|
Dexmedetomidine, % | 2391 (34.44%) | 0.60 (0.59, 0.81) | <0.001 |
Male, % | 3268 (47.07%) | 0.71 (0.55, 0.92) | 0.010 |
Age, year | 53.22 ± 13.91 | 1.02 (1.01, 1.03) | <0.001 |
BMI (kg/m2) | 22.99 ± 2.85 | 0.97 (0.92, 1.01) | 0.1167 |
Alcohol, % | 326 (4.70%) | 0.89 (0.53, 1.48) | 0.640 |
Smoking, % | 487 (7.01%) | 1.22 (0.77, 1.92) | 0.394 |
Hypertension, % | 1267 (18.25%) | 1.74 (1.31, 2.31) | <0.001 |
Diabetes, % | 501 (7.22) | 2.11 (1.60, 2.77) | <0.001 |
Vasoactive drugs, % | 538 (7.75%) | 3.55 (2.73, 4.61) | <0.001 |
Diuretics, % | 97 (1.40%) | 5.56 (3.20, 9.65) | <0.001 |
ACEI, % | 39 (0.56%) | 1.44 (0.35, 6.03) | 0.614 |
CCB, % | 4 (0.06%) | 0.00 (0.00, inf.) | 0.969 |
Hb (g/L) | 124.60 ± 22.27 | 0.98 (0.97, 0.98) | <0.001 |
Alb (g/L) | 40.04 ± 5.13 | 0.89 (0.88, 0.92) | <0.001 |
Preoperation eGFR (mL/min) | 98.55 ± 21.92 | 0.98 (0.97, 0.98) | <0.001 |
ASA, % | |||
1 | 405 (5.83%) | 1 | |
2 | 3972 (57.21%) | 1.62 (0.65, 4.03) | 0.297 |
3 | 2297 (33.08%) | 4.49 (1.82, 11.04) | <0.001 |
4 | 269 (3.87%) | 16.07 (6.29, 41.07) | <0.001 |
General anesthesia, % | 5981 (86.14%) | 1.03 (0.71, 1.48) | 0.885 |
Amount of fluid infusion (mL/24 h) | 2100 (1500–3100) | 1.00 (1.00, 1.00) | 0.019 |
Amount of fluid out, mL | 600 (300–900) | 1.00 (1.00, 1.00) | 0.180 |
Amount of blood loss (mL/24 h) | 200 (50–400) | 1.00 (1.00, 1.00) | <0.001 |
Operative time, min | 165 (110–234) | 1.00 (1.00, 1.00) | 0.059 |
Lowest MAP, mmHg | 60.54 ± 15.55 | 0.99 (0.98, 1.00) | 0.067 |
Duration of hypotension, min | 15 (10, 22) | 0.99 (0.98, 1.00) | 0.073 |
NSAIDs, % | 1608 (23.16%) | 0.64 (0.45, 0.90) | <0.001 |
Univariable analysis of AKI incidence. ACEI: ACE inhibitors; AKI: acute kidney injury; ARB: angiotensin receptor blockers; BMI: body mass index; CCB: calcium-channel blockers; ASA: American Society of Anesthesiologists; eGFR: estimate glomerular filtration rate.