Table 1.
Patient characteristics
| Obese 30 < BMI < 40 kg m−2(n = 36) | Normal BMI 19 < BMI < 25 kg m−2 (n = 36) | |
|---|---|---|
| Age years mean (range) | 59 (25–82) | 47 (21–75) |
| Sex # (%) | ||
| Female | 19 (53%) | 30 (83%) |
| Male | 17 (47%) | 6 (17%) |
| Body mass index kg m−2 mean (range) | 34 (30–39) | 23 (19–25) |
| Co-existing disease (number) | ||
| Cardiac | Hypertension (24) | Hypertension (2) |
| Hyperlipidemia (15) | Hyperlipidemia (1) | |
| Coronary Artery Disease (3) | ||
| Congestive heart failure (1) | ||
| Pulmonary | Asthma (8) | Asthma (5) |
| Obstructive sleep apnea (8) | Obstructive sleep apnea (1) | |
| Active smoker (13) | Active smoker (6) | |
| Renal | Chronic Kidney Disease (3) | |
| Gastrointestinal | Gastroesophageal reflux (14) | Gastroesophageal reflux (6) |
| Endocrine | Hypothyroidism (3) | Hypothyroidism (8) |
| Diabetes (type I) (1) | ||
| Diabetes (type II) (6) | Diabetes (type II) (2) | |
| ASA physical status #1/2/3/4 | 2/15/17/2 | 5/19/11/1 |
| Types of operation | ||
| Cardiothoracic | 2 | 2 |
| Head and neck | 10 | 6 |
| General | 14 | 12 |
| Gynecologic | 5 | 7 |
| Neurosurgery | 0 | 1 |
| Oncologic | 2 | 1 |
| Orthopedic | 0 | 1 |
| Plastic | 0 | 3 |
| Urologic | 2 | 0 |
| Vascular | 0 | 2 |