Table 3.
Baseline characteristics of the studies on peroral endoscopic myotomy for achalasia in geriatric patients
|
Ref.
|
Country
|
Study type
|
Study interval
|
Patients (n)
|
Gender (M:F)
|
Age (yr)
|
Duration of symptoms (month)
|
Myotomy length (cm)
|
Operation time (min)
|
Hospital stay (day)
|
Follow-up (month)
|
Method of GERD diagnosis
|
| Wang et al[39], 2016 | China | Retrospective | January 2010 to December 2015 | 21 | 12:9 | 67.9 ± 4.3 | 13.9 ± 11.7 | - | - | - | 21.8 | EGD, esophageal manometry and barium esophagram |
| Chen et al[13], 2018 | United States | Retrospective | January 2010 to January 2016 | 76 | 40:36 | 84 ± 3.2 | 24.0 (17.8-30.3) | 10.0 ± 4.0 | 103.7 ± 47.9 | 3 | 8.5 (IQR: 2.2-18.2) | - |
| Landi et al[40], 2018 | Italy | Retrospective1 | May 2011 to April 2017 | 88 | 39:49 | 72.2 ± 4.7 | - | 12.3 ± 3 | - | - | 24 | - |
| Liu et al[41], 2019 | China | Retrospective | August 2010 to December 2017 | 139 | 65:74 | 70.22 ± 5.68 | 8 (IQR: 2-20) | 10.57 ± 1.81 | 50 (IQR: 36-76) | 3 (IQR: 2-4) | 41 (IQR: 26-60) | Barium swallow, EGD and HRM |
| Klair et al[42], 2019 | United States | Retrospective1 | December 2014 to October 2018 | 62 | 36:26 | 72.3 ± 5.7 | - | 13.8 | - | 1.9 | - | - |
| Abe et al[43], 2020 | Japan | Retrospective | April 2015 to March 2019 | 28 | 12:16 | ≥ 80 | 5.5 (0.25-59) | 14.5 (4-26) | 60.5 (36-124) | 9.8 (4-51) | - | EGD and HRM |
| Sanaka et al[44], 2020 | United States | Retrospective | April 2014 to May 2019 | 55 | 31:24 | 74 (70-79) | 30 (12-60) | 10 (IQR: 8-10) | 90 (IQR: 7.5-110) | 1 (IQR: 1-2) | 2.4 (IQR: 2.2-2.7) | HRM, timed barium esophagram and 24-h esophageal pH study |
| Angeli Abad et al[45], 2020 | Netherlands | Retrospective1 | September 2008 to June 2019 | 66 | 28:38 | 83 (80-92) | 10.5 (0.2-62.4) | - | - | 7 ± 4.1 | 12 | - |
| Okada et al[46], 2021 | Japan | Retrospective | September 2011 to March 2020 | 100 | 40:60 | 74.2 (65-93) | 10.3 ± 13.6 | 12.5 (3-25) | 138.3 (50-460) | - | 36 | - |
| Nakamura et al[47], 2021 | Japan | Retrospective | August 2014 to May 2021 | 11 | 7:4 | 81 (75-87) | 5 (2-40) | 13 (8-19) | 109 (62-144) | - | 36 | EGD, esophagography and HRM |
| Ujiie et al[48], 2021 | Japan | Retrospective | January 2015 to December 2019 | 18 | 12:6 | 78 (75-86) | 4.4 (0.05-50.2) | 10 (5-16) | 104 (45-165) | - | 2 | IRP, HRM and EGD |
| Zhao et al[49], 2022 | China | Retrospective1 | November 2010 to September 2019 | 146 | - | - | - | 7.09 ± 2.49 | 46.87 ± 19.29 | - | - | GerdQ score |
1
Published conference abstracts.
M: Male; F: Female; EGD: Esophagogastroduodenoscopy; HRM: High resolution esophageal manometry; IRP: Integrated relaxation pressure; IQR: Interquartile range; pH: Potential of hydrogen.