Variable | AM (n = 353) | PM (n = 118) | p-value for group difference |
---|---|---|---|
Age (years) | 60 ± 14 | 60 ± 17 | 0.9 |
Gender | |||
 Male (%) | 166 (47%) | 53 (45%) | 0.75 |
 Female (%) | 187 (53%) | 65 (55%) |  |
Height (cm) | 169 ± 11 | 168 ± 11 | 0.38 |
Weight (kg) | 78 ± 18 | 77 ± 21 | 0.74 |
BMI (kg/m^2) | 27.1 ± 5.5 | 27 ± 6 |  |
ASA Class | |||
 I | 3 (0.9%) | 1 (0.9%) | 0.19 |
 II | 63 (18%) | 27 (23%) |  |
 III | 249 (71%) | 76 (64%) |  |
 IV | 38 (11%) | 15 (12%) |  |
Procedure | |||
 Laparoscopic | 131 (37%) | 27 (23%) | 0.005 |
 Open | 222 (63%) | 91 (77%) |  |
Epidural | 105 (30%) | 14 (12%) | < 0.001 |
Arterial Line | 271 (77%) | 55 (47%) | < 0.001 |
NPO time (hours) | 10.0 ± 2.5 | 12.5 ± 3.1 | < 0.001 |
Duration (hours) | 6.2 ± 2.7 | 4.1 ± 1.9 | < 0.001 |
EBL (milliliters) | 129 ± 135 | 107 ± 128 | 0.12 |