Skip to main content
. 2009 Sep;5(9):641–644.

Table 2.

Distribution of Common Bile Duct Size Within the Study and Control Groups

Common bile duct diameter (mm) ≤4 (normal) 5–7 (borderline) ≥8 (dilatation)
Study group, N (%) 119 (55.3%) 40 (18.6%) 56 (26.1%)
Control group, N (%) 97 (89.8%) 8 (7.4%) 3 (2.8%)
P-value <.0001 <.0001 <.0001