Characteristic | Case Group(N = 28) | Control Group(N = 84) | P Value |
---|---|---|---|
Age (y) | 63.6 (10.1) | 62.7 (9.3) | .659 |
Gender [No. (%)] | |||
Female | 6 (21.4%) | 18 (21.4%) | .500 |
Male | 22 (78.6%) | 66 (78.6%) | .500 |
Weight (kg) | 70.3 (9.8) | 66.7 (11.3) | .133 |
Height (m) | 1.69 (0.06) | 1.69 (0.08) | .783 |
BMI | 24.6 (3.2) | 23.2 (3.2) | .038 |
ASA Grade ≥ III [No. (%)] | 7 (25.0%) | 6 (7.1%) | .011 |
Pathologic diagnosis [No. (%)] | |||
Laryngeal carcinoma | 18 (64.3%) | 54 (64.3%) | |
Thyroid carcinoma | 5 (17.9%) | 15 (17.9%) | |
Hypopharyngeal carcinoma | 2 (7.1%) | 6 (7.1%) | |
Others | 3 (10.7%) | 9 (10.7%) | |
Baseline blood pressure (mmHg) | |||
Baseline SBP | 134 (15) | 124 (17) | .005 |
Baseline MBP | 98 (9) | 92 (9) | .005 |
Preoperative laboratory data | |||
Hemoglobin (g litre− 1) | 142.5 (12.8) | 139.1 (14.77) | .290 |
Hct (%) | 42.7 (3.5) | 41.4 (4.2) | .163 |
PT (s) | 11.5 (0.9) | 11.2 (0.9) | .203 |
APTT (s) | 26.4 (3.5) | 26.7 (3.6) | .668 |
Fbg (g litre−1) | 3.2 (0.8) | 3.2 (0.9) | .903 |
INR | 0.97 (0.07) | 0.95 (0.07) | .152 |
Glu (mmol litre−1) | 5.56 (0.69) | 5.61 (1.60) | .878 |
Bun (mmol litre−1) | 5.3 (1.4) | 5.1 (1.4) | .598 |
Cr (mmol litre−1) | 75.8 (12.8) | 68.9 (15.3) | .038 |
Past medical history [No. (%)] | |||
Smoking | 19 (67.9%) | 38 (45.2%) | .038 |
Radiotherapy or chemotherapy | 5 (17.9%) | 14 (16.7%) | .884 |
Anticoagulation | 1 (3.6%) | 7 (8.3%) | .397 |
Tracheotomy within one week | 1 (3.6%) | 5 (6.0%) | .628 |
Caprini scale | 6.5 (1.0) | 6.4 (1.2) | .638 |
Charlson comorbidity index | 4.2 (1.2) | 4.0 (1.2) | .432 |