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Table 7 24-hour pH study in SSc and morphea

From: Assessment of esophageal involvement in systemic sclerosis and morphea (localized scleroderma) by clinical, endoscopic, manometric and pH metric features: a prospective comparative hospital based study

Parameter SSc (Mean, SD) Morphea (Mean, SD) P –value Reference values
Total reflux time percent (8.5, 4.45) (1.5, 0.85) <0.001 <5.5%
Supine reflux time percent (4.1, 3.80) (0.6, 0.35) <0.001 <3%
Upright reflux time percent (6.1, 5.54) (2.03, 1.22) 0.002 <8.2%
Demeesters score (22.9, 13.9) (3.5, 1.66) <0.001 <14.7