Table 1. Baseline patient demographics (total n=21).
| Characteristics | Number |
|---|---|
| Age, mean ± SD; years | 73±9.4 |
| Gender, male: female | 11:10 |
| Symptom duration, median [range]; months | 36 [8–168] |
| Baseline diagnostic imaging for ZD | |
| Video fluoroscopy | 8 (38%) |
| EGD | 3 (14%) |
| CT | 1 (5%) |
| Video fluoroscopy & EGD | 8 (38%) |
| Video fluoroscopy & EGD & CT | 1 (5%) |
| Prior treatment for ZD | |
| None | 18 (86%) |
| CO2 laser ablation | 1 (5%) |
| Transoral rigid stapled diverticulotomy attempt | 2 (10%) |
SD, standard deviation; ZD, Zenker’s diverticulum; EGD, esophagogastroduodenoscopy; CT, computed tomography; CO2, carbon dioxide.