Table 1.
Patient baseline characteristics.
| Characteristics | Number of patients (n=195) |
|---|---|
| Sex | |
| Male | 93 (47.6%) |
| Female | 102 (52.4%) |
| Age (year) | 43.75±15.53 |
| BMI (kg/m2) | 22.72±3.59 |
| Follow-up duration (days) | 288.85±255.291 |
| Duration of disease (years) | 5.72±7.87 |
| Prior treatment | |
| None | 110 |
| CCB | 15 |
| Balloon dilatation | 32 |
| Botox | 15 |
| POEM | 5 |
| Surgery | 4 |
| CCB+Botox | 6 |
| CCB+balloon dilatation | 4 |
| Balloon dilatation+surgery | 4 |
| Esophageal shape | |
| Sigmoid type | 17 |
| Nonsigmoid type | 178 |
| Maximal diameter of esophagus (mm) | 3.84±3.55 |
| Myotomy length | 8.96±2.20 |
| Method of myotomy | |
| Full thickness myotomy | 152 |
| Selective myotomy | 43 |
| Type of achalasia | |
| Type I | 83 |
| Type II | 91 |
| Type III | 21 |
BMI: body mass index; CCB: Calcium channel blocker; POEM: peroral endoscopic myotomy.