Improvement of clinical parameters in patients with gastroesophageal reflux disease after radiofrequency energy delivery

Table 1 Population baseline characteristics

Characteristics
No. of patients (n)	90
Gender (n)
Male	57 (63.3%)
Female	33 (36.7%)
Age (yr)
mean ± SD	51 ± 13
Range	31-72
Years with GERD
mean ± SD	6.7 ± 6.0
Range	1-26
0-2	21.1%
3-5	38.9%
6-8	10.0%
8-11	14.4%
> 12	15.6%
Patients with hiatal hernia
None	77.8%
< 2 cm	22.2%
Patients with esophagitis
None	54.4%
A	13.3%
B	28.9%
C	3.3%

GERD: Gastroesophageal reflux disease.

Table 2 Comparison of clinical parameters at baseline and after Stretta procedure

Parameters	Baseline	6 mo	12mo	P value
GERD health-related quality-of-life questionnaire	25.6 ± 9.0	7.3 ± 4.1	8.1 ± 3.9	< 0.01
Heartburn	3.3 ± 1.3	1.0 ± 0.9	1.2 ± 1.1	< 0.01
Satisfaction	1.4 ± 1.1	4.3 ± 1.3	4.0 ± 0.9	< 0.01
Percent without PPI	0	78.9	76.7	< 0.05

GERD: Gastroesophageal reflux disease; PPI: Proton pump inhibitors.