Table 1a: Prevalence (%) of Different Types of Canals, Classified According to Weine et al. (1969)(n=83). The Number of Canals in Each Category is given in Parenthesis

Type I 50.57 (44)
Type II 9.63 (8)
Type III 12.04 (10)
Type IV 3(3.61)
Unclassificable 21.68 (18)