Table 1.
Patient Characteristics
| Variable | Summary (N=232) |
|---|---|
| Demographic information | |
| Age at EGD | 51 (23, 41, 59, 77) |
| Gender (Male) | 41 (17.7%) |
| BMI at EGD | 42.4 (33.5, 39.8, 48.7, 72.2) |
| BMI at surgery | 41.5 (33.0, 38.8, 47.3, 69.9) |
| Race | |
| Caucasian | 184 (79.3%) |
| African American | 40 (17.2%) |
| Asian | 4 (1.7%) |
| Other | 4 (1.7%) |
| Comorbid conditions | |
| Obstructive sleep apnea | 134 (57.8%) |
| Hypertension | 132 (56.9%) |
| GERD | 104 (44.8%) |
| Arthritis | 94 (40.5%) |
| Diabetes mellitus | 85 (36.6%) |
| Depression, anxiety, or other psychiatric disease | 77 (33.2%) |
| Hypothyroidism | 35 (15.1%) |
| Asthma/COPD | 23 (9.9%) |
| Coronary artery disease | 15 (6.5%) |
| Current smoker | 9 (3.9%) |
| Other significant comorbidity | 11 (4.7%) |
| Symptoms at time of pre-endoscopy visit | |
| Any symptoms | 84 (36.2%) |
| Heartburn | 67 (28.9%) |
| Acid regurgitation | 43 (18.5%) |
| Abdominal pain | 15 (6.5%) |
| Nausea with or without vomiting | 11 (4.7%) |
| Diarrhea | 7 (3.0%) |
| Dysphagia | 4 (1.7%) |
| Odynophagia | 0 (0.0%) |
| Anemia | 9 (3.9%) |
| Iron deficiency | 6 (2.6%) |
| Endoscopy and surgery information | |
| Type of endoscopy | |
| Conscious sedation | 189 (81.5%) |
| Monitored anesthesia care | 43 (18.5%) |
| Bariatric surgery | 228 (98.3%) |
| Type of bariatric procedure | |
| Roux-en-Y gastric bypass | 152 (66.6%) |
| Laparoscopic adjustable gastric band | 30 (13.2%) |
| Vertical sleeve gastrectomy | 46 (20.2%) |
The sample median (minimum, 25th percentile, 75th percentile, maximum) is given for continuous variables.
EGD, esophagogastroduodenoscopy; BMI, body mass index; GERD, gastroesophageal reflux disease; COPD, chronic obstructive pulmonary disease.