Effect of centring rings and an educational intervention on intraoral radiographic quality among dental students.

BMC Med Educ · 2026 · PMC13151100 · PMID 41699641

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did not reach statistical significancep = 0.058so close (0.05 < p ≤ 0.1)

an overall trendno p-value reported

Although the change in periapical cone cut location did not reach statistical significance ( p = 0.058), an overall trend toward improvement was observed.

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