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Table 6-2 Longevity of single-tooth restorations

Investigator(s) Type of study No. of restorations Restoration type
Glass ionomer Composite resin Simple amalgam Complex amalgam Metal inlay Ceramic inlay MOD onlay Partial coverage crown All-metal crown Metal-ceramic crown All-ceramic crown Ceramic veneer
Bentley and Drake14 Clinical 1,207 55.9% at 10 y 72.0% at 10 y 87.3% at 10 y 87.3% at 10 y 86.3% at 10 y
Maryniuk15 Clinical* 1,940 10 to 14 y
Meeuwissen et al16 Clinical 8,492 58.0% at 10 y
Arthur et al17 Clinical 2,200 83% at 10 y
Qvist et al18,23 Clinical 442 50% at 6.1 y 50% at 7.0 y
Christensen19 Survey 731 7.3 y 13.8 y 20.6 y 12.7 y 20.6 y 20.6 y 20.6 y 22.2 y
Smales20 Clinical 768 72.8% at 15 y 72.6% at 15 y
Maryniuk and Kaplan21 Survey 571 11.2 y 6.1 y 12.7 y 14.7 y 12.7 y
Robbins and Summit22 Clinical 128 50% at 11.5 y
Mount24 Clinical 1,283 93% at 7 y ——
Schwartz et al25 Clinical 791 —— 11 y 10.3 y 8.5 y
Walton et al26 Clinical 451 11.2 y 7.1 y 6.3 y 8.2 y
Kerschbaum27 Clinical 9,737 91.5% at 8 y
Leempoel et al28 Clinical 10,000 98% at 10 y 95.3% at 10 y 82% at 10 y
Swift and Friedman29 Clinical 372 50% at 6.5 y
Burke and Lucarotti30 Clinical 2,562 53% at 11 y
Bernardo et al31 Clinical 1,748 50.0%–93.6% at 7 y 90.5% at 7 y 81.8% at 7 y

—, not included in study. *A complilation and interpretation of five clinical studies. Average of survival rates for anterior, premolar, and molar crowns. Inversely varied with no. of surfaces restored.

Fundamentals of Fixed Prosthodontics

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