Table 3. The association between baseline and the change in standardized symptom scores.

The first column shows the diagnosis group, scoring system used, and follow-up time for each dataset.

BEDQ, Brief Esophageal Dysphagia Questionnaire; EGJOO, esophagogastric junction outflow obstruction; GerdQ, Gastroesophageal Reflux Disease Questionnaire

	n	Baseline (mean ± SD)	Follow-up (mean ± SD)	P-value
Normal manometry, BEDQ, six-month	19	10.8 ± 10.5	6.4 ± 10.4	0.009
EGJOO, BEDQ, six-month	23	12.0 ± 10.8	10.8 ± 10.3	0.681
Normal manometry, BEDQ, 16-month	6	9.0 ± 10.5	2.7 ± 3.0	0.068
EGJOO, BEDQ, 16-month	9	9.6 ± 10.1	6.1 ± 5.0	0.181
Normal manometry, GerdQ, six-month	19	9.5 ± 3.3	8.1 ± 3.6	0.096
EGJOO, GerdQ, six-month	23	7.7 ± 2.8	6.6 ± 2.7	0.165
Normal manometry, GerdQ, 16-month	6	11.2 ± 3.0	7.8 ± 2.8	0.042
EGJOO, GerdQ score, 16-month	9	8.3 ± 2.1	7.3 ± 1.9	0.137