Table 1.
Clinical and Manometric Parameters of Patients Who Underwent Peroral Endoscopic Myotomy and Pneumatic Dilatation
| Parameters | POEM (n = 30) | PD (n = 17) | P-value |
|---|---|---|---|
| Sex (male/female) | 15/15 | 7/10 | 0.564 |
| Age (yr) | 51.03 ± 15.13 | 48.47 ± 16.36 | 0.591 |
| BMI (kg/m2) | 21.90 ± 3.22 | 22.05 ± 4.08 | 0.892 |
| Follow-up period (mo) | 20.67 ± 7.95 | 25.29 ± 8.96 | 0.074 |
| Type of achalasia | 0.948 | ||
| Type I | 8 (26.7) | 4 (23.5) | |
| Type II | 10 (33.3) | 7 (41.2) | |
| Type III | 12 (40.0) | 6 (35.3) | |
| Pre-procedural parameters | |||
| Eckardt score | 6.90 ± 1.67 | 6.82 ± 0.81 | 0.834 |
| 4s-IRP (mmHg) | 33.68 ± 13.35 | 33.02 ± 14.59 | 0.875 |
| Basal LES pressure (mmHg) | 45.85 ± 11.46 | 40.16 ± 12.8 | 0.124 |
| PEP (n/total swallows [%]) | 43/133 (32.3) | 35/85 (41.18) | 0.365 |
| Post-procedural parameters | |||
| 4s-IRP (mmHg) | 10.53 ± 3.84 | 12.71 ± 4.27 | 0.079 |
| Basal LES pressure (mmHg) | 11.98 ± 4.19 | 12.58 ± 4.83 | 0.652 |
| PEP (n/total swallows [%]) | 3/133 (2.26) | 6/85 (7.06) | 0.098 |
| Symptom relapse | 2 (6.67) | 6 (35.26) | 0.041 |
POEM, peroral endoscopic myotomy; PD, pneumatic dilatation; BMI, body mass index; 4s-IRP, 4-second integrated relaxation pressure; LES, lower esophageal sphincter; PEP, panesophageal pressurization.
Data are expressed as n/n, mean ± SD, or n (%).