Table 3: Evaluation of the relationship between 36 DL canal and 46 DL canal.

46 DL Canal 36 DL canal p
Presence Absence Total
n (%) n (%) n (%)
Presence 30 (20.0%) 17 (11.3%) 47 (31.3%) 0.001**
Absence 17 (11.3%) 86 (57.3%) 103 (68.7%)
Total 47 (31.3%) 103 (68.7%) 150 (100%)

Continuity (yates) Correction ** p<0.01