Table 4: Distribution of radiographic evidence of ponticulus posticus in patients with and without dental agenesis.

Radiographic Evidence Patients with Dental Agenesis Patient without Dental Agenesis Total
Ponticulus Posticus 28 (8%) 39 (11%) 67 (19%)
No Ponticulus Posticus 14 (4%) 269 (77%) 283 (81%)
Total 42 (12%) 308 (88%) 350 (100%)

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