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Table 3 Intergroup differences of CD insertion variants

From: Anatomical variations of cystic duct insertion and their relationship with choledocholithiasis: an MRCP study

CD insertion Choledocholithiasis (n = 124) Controls (n = 183) P
Variation [n (%)]    0.018
 Present 50 (40.3) 99 (54.1)  
 Absent 74 (59.7) 84 (45.9)  
Craniocaudal insertion level [n (%)]    0.003
 High 4 (3.2) 14 (7.7)  
 Mid 118 (95.2) 151 (82.5)  
 Low* 2 (1.6) 18 (9.8)  
Horizontal insertion site [n (%)]    0.294
 Lateral 78 (62.9) 98 (53.6)
 Medial 17 (13.7) 38 (19.1)
 Posterior 26 (21) 44 (25.7)
 Anterior 3 (2.4) 3 (1.6)
  1. The p values of comparisons with significant (p < 0.05) intergroup difference are represented as bold and italics
  2. *Post hoc analysis revealed a significant difference (p < 0.05) for only low insertion pattern. High and mid insertions remained similar (p > 0.0.5 for all) between groups