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Clinical Trials Study
©The Author(s) 2026.
World J Gastroenterol. Feb 14, 2026; 32(6): 113880
Published online Feb 14, 2026. doi: 10.3748/wjg.v32.i6.113880
Table 2 Bowel preparation efficacy based on the Harefield Cleansing Scale (per-protocol set 1), n (%)

DWJ1609 group (n = 99)
Oral sulfate tablet group (n = 101)
P value1
Overall cleansing based on Harefield Cleansing Scale0.164
Grade A62 (62.63)73 (72.28)0.145
Grade B34 (34.34)28 (27.72)0.316
Grade C2 (2.02)0 (0)0.244
Grade D1 (1.0)0 (0)0.495
Successful bowel cleansing (grade A/B) reader96/99 (96.97)101/101 (100.00)0.119


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