Table 2: Technical and Clinical Outcomes of POEM.
|
Variables |
All Patients |
Group A (<65 years old) |
Group B (>=65 years old) |
p-value |
|||
|
n (%) or |
n (%) or |
n (%) or |
|||||
|
Technical success |
|
|
|
|
|
|
|
|
Procedural time (minutes) |
90.0 |
(67.0, 122.0) |
85.0 |
(67.0, 114.3) |
95.0 |
(63.5, 167.0) |
0.339a |
|
Submucosal tunnel length (cm) |
15.0 |
(13.0, 18.0) |
15.5 |
(13.0, 18.0) |
15.0 |
(12.5, 16.5) |
0.352 a |
|
Esophageal myotomy length (cm) |
10.0 |
(10.0, 12.0) |
10.0 |
(10.0, 11.8) |
10.0 |
(9.0, 13.5) |
0.657 a |
|
Gastric myotomy length (cm) |
3.0 |
(3.0, 3.0) |
3.0 |
(3.0, 3.0) |
3.0 |
(2.0, 3.0) |
0.255 a |
|
Number of endoscopic clips |
7.0 |
(6.0, 8.5) |
8.0 |
(6.0, 8.8) |
7.0 |
(6.5, 9.5) |
0.909 a |
|
Duration of hospital stay (days) |
5.0 |
(4.0, 6.0) |
5.0 |
(4.0, 6.0) |
5.0 |
(4.0, 5.5) |
1.000 a |
|
Adverse effects |
|
|
|
|
|
|
|
|
Esophageal hemorrhage |
1 |
(2.0%) |
1 |
(2.5%) |
0 |
(0.0%) |
1.000 b |
|
Lung infection |
4 |
(8.2%) |
4 |
(10.0%) |
0 |
(0.0%) |
1.000 b |
|
Pneumoperitoneum/Pneumomediastinum |
2 |
(4.1%) |
1 |
(2.5%) |
1 |
(11.1%) |
0.337 b |
|
Presence and severity of adverse effect/s |
|
|
|
|
|
|
0.889 c |
|
No adverse effect |
43 |
(87.8%) |
35 |
(87.5%) |
8 |
(88.9%) |
1.000 b |
|
Grade 1 |
5 |
(10.2%) |
4 |
(10.0%) |
1 |
(11.1%) |
1.000 b |
|
Grade 2 |
1 |
(2.0%) |
1 |
(2.5%) |
0 |
(0.0%) |
1.000 b |
a Mann-Whitney U Test
b Fisher's Exact Test
c Pearson's Chi Square Test