Variables | Categories | Frequency (%) |
---|---|---|
Sex | Male | 146 (47.4%) |
Female | 162 (52.6%) | |
Total | 308 (100%) | |
Age | < 55 years | 219 (71.1%) |
≥ 55 years | 89 (28.9%) | |
BMI | < 30 kg/m2 | 269 (87.4%) |
≥ 30 kg/m2 | 39 (12.6%) | |
Preoperative hemoglobin | < 10 mg/dl | 39 (12.7%) |
≥ 10 mg/dl | 269 (87.3%) | |
ASAPS | ASA I or II | 263 (85.4%) |
ASA III | 45 (14.6%) | |
Total | 308 (100%) | |
Mallampati class | I or II | 264 (85.7%) |
III or IV | 44 (14.3) | |
Total | 308 (100%) | |
Preop comorbidity | No known comorbidity | 233 (75.6%) |
Respiratory disease | 40 (13%) | |
Cardiac disease | 16 (5.2%) | |
Renal and/or endocrine disease | 15 (4.8%) | |
Neurologic disease | 7 (2.3%) |