Exact(1)
The crowns function intraorally; therefore, moisture absorption and thermal cycling may affect the physical properties of acrylic resin, causing a change in marginal gap size.
Similar(58)
In a study involving the cementation of partial crowns, preparation design was of no influence with respect to the size of the marginal gap [ 63].
The size of the marginal gap may not be as critical when using materials that can be luted adhesively to the tooth substrate, such as glass-ceramics.
With conventional nonadhesive restorations the size of the marginal gap is considered of paramount importance for the (quality of) survival of the restoration and should be as small as possible.
"What started as a marginal gap between actual operating profit and the one reflected in the books of accounts continued to grow over the years.
Gap size may be further refined to accepted gap size or rejected gap size.
The gap size accuracy is almost 100%.
This is termed the critical gap size.
The marginal gap of most (95.6%) of the crowns was within a clinically acceptable level (established as ≤100 μm).
The mean marginal gap increased significantly after cementation, with the largest increase in the 6 degree group (76 μm mean).
The smallest marginal gap was recorded in angled crowns with a 6-degree convergence (47 μm mean).
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