Variable | SC Group | WC Group | P value |
---|---|---|---|
n = 43 | n = 43 | ||
Female (%) | 26 (60) | 35 (81) | 0.057 |
Age (mean years ± SE) | 49 ± 2 | 52 ± 2 | 0.328 |
Indication for Testing (%) | 0.831 | ||
Reflux Symptoms | 30 (70) | 33 (77) | |
Chest Pain | 8 (19) | 7 (16) | |
Dysphagia | 4 (9) | 2 (5) | |
Other | 1 (2) | 1 (2) | |
Total Procedure Duration (manometry | 53 ± 4 | 62 ± 8 | 0.339 |
and pH probe insertion, minutes ± SE) | |||
Manometry Result (%) | 0.377 | ||
Normal | 12 (29) | 17 (44) | |
Low LES resting pressure | 18 (43) | 12 (31) | |
IEM | 7 (17) | 8 (21) | |
Spastic (DES/nutcracker) | 3 (7) | 2(5) | |
Other | 2 (5) | 0 (0) | |
pH Results at Completion | |||
Elevated Esophageal Acid Exposure* | 24 (56) | 19 (44) | 0.388 |