Table 1: Demographics and baseline characteristics.
|
Variables |
All Patients |
Group A (<65 years old) n = 40 |
Group B (>=65 years old) |
p-value |
|||
|
n (%) or median (Q1, Q3) |
n (%) or median (Q1, Q3) |
n (%) or median (Q1, Q3) |
|||||
|
Age at POEM, in years |
34.0 |
(29.0, 58.0) |
31.0 |
(26.3, 45.8) |
72.0 |
(67.0, 73.0) |
0.000a |
|
Gender |
|
|
|
|
|
|
0.463b |
|
Male |
25 |
(51.0%) |
19 |
(47.5%) |
6 |
(66.7%) |
|
|
Female |
24 |
(49.0%) |
21 |
(52.5%) |
3 |
(33.3%) |
|
|
Achalasia subtype |
|
|
|
|
|
|
0.130 c |
|
Type I |
12 |
(24.5%) |
8 |
(20.0%) |
4 |
(44.4%) |
0.195 b |
|
Type II |
9 |
(18.4%) |
8 |
(20.0%) |
1 |
(11.1%) |
1.000 b |
|
Type III |
1 |
(2.0%) |
0 |
(0.0%) |
1 |
(11.1%) |
0.184 |
|
Unspecified |
27 |
(55.1%) |
24 |
(60.0%) |
3 |
(33.3%) |
0.266 |
|
Pre-POEM Eckardt Score |
11.0 |
(9.0, 12.0) |
11.0 |
(9.3, 12.0) |
10.0 |
(8.5, 12.0) |
0.533 a |
|
Comorbidities |
|
|
|
|
|
|
|
|
Hypertension |
9 |
(18.4%) |
4 |
(10.0%) |
5 |
(55.6%) |
0.006 b |
|
Diabetes mellitus |
3 |
(6.1%) |
1 |
(2.5%) |
2 |
(22.2%) |
0.083 b |
|
Respiratory disease |
2 |
(4.1%) |
2 |
(5.0%) |
0 |
(0.0%) |
1.000 b |
|
Others |
4 |
(8.2%) |
2 |
(5.0%) |
2 |
(22.2%) |
0.149 b |
|
None |
35 |
(71.4%) |
31 |
(77.5%) |
4 |
(44.4%) |
0.096 b |
|
Prior treatments |
|
|
|
|
|
|
|
|
Botox |
4 |
(8.2%) |
3 |
(7.5%) |
1 |
(11.1%) |
0.569 b |
|
Pneumatic dilation |
10 |
(20.4%) |
8 |
(20.0%) |
2 |
(22.2%) |
1.000 b |
|
Botox and dilation |
2 |
(4.1%) |
1 |
(2.5%) |
1 |
(11.1%) |
0.337 b |
|
None |
37 |
(75.5%) |
30 |
(75.0%) |
7 |
(77.8%) |
1.000 b |
Note: p-values in bold are statistically significant
a Mann-Whitney U Test
b Fisher's Exact Test
c Pearson's Chi Square Test