What do systematic reviews say?

5 questions · 9 findings · 1 reviews · Oral Health

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No studies found 0 · 0%GRADE not reported 4 · 44.4%Very low 5 · 55.6%Low 0 · 0%Moderate 0 · 0%High 0 · 0%

Metal-free implant-supported single crowns (zirconia veneered with feldspathic ceramic) vs Metal-ceramic implant-supported single crowns

Marginal bone level (first bone to implant contact, FBIC) · Adults (18 years or older) with one missing tooth in the aesthetic zone needing an implant-supported single crown

Metal-free implant-supported single crowns (zirconia veneered with… showed no clear difference in marginal bone level (first bone to implant contact, FBIC) compared with metal-ceramic implant-supported single crowns; GRADE not reported.

4 findings from 1 review

Metal‐free materials for fixed prosthodontic restorations 2017 · Cochrane All outcomes
24 months · Mesial to crown
MD -0.01 [-0.93, 0.91]
1 study · 18 participants
GRADE not reported
Metal‐free materials for fixed prosthodontic restorations 2017 · Cochrane All outcomes
12 months · Mesial to crown
MD -0.03 [-0.42, 0.36]
1 study · 18 participants
GRADE not reported
Metal‐free materials for fixed prosthodontic restorations 2017 · Cochrane All outcomes
24 months · Distal to crown
MD -0.18 [-0.89, 0.53]
1 study · 18 participants
GRADE not reported

Show 1 more finding

Metal‐free materials for fixed prosthodontic restorations 2017 · Cochrane All outcomes
12 months · Distal to crown
MD 0.09 [-0.28, 0.46]
1 study · 18 participants
GRADE not reported

Metal-free implant-supported single crowns (zirconia veneered with feldspathic ceramic) vs Metal-ceramic implant-supported single crowns

Patient satisfaction (measured by patient satisfaction or aesthetic scales) · Adults (18 years or older) with one missing tooth in the aesthetic zone needing an implant-supported single crown

It is very uncertain whether metal-free implant-supported single crowns (zirconia veneered with… changes aesthetic evaluation (patient satisfaction VAS) compared with metal-ceramic implant-supported single crowns (very low certainty).

2 findings from 1 review

Metal‐free materials for fixed prosthodontic restorations 2017 · Cochrane All outcomes
12 months
MD -4.65 [-18.75, 9.45]
1 study · 18 participants
Very low
Metal‐free materials for fixed prosthodontic restorations 2017 · Cochrane All outcomes
24 months
MD -0.03 [-7.65, 7.59]
1 study · 18 participants
Very low

Metal-free implant-supported single crowns (zirconia veneered with feldspathic ceramic) vs Metal-ceramic implant-supported single crowns

Aesthetics · Adults (18 years or older) with one missing tooth in the aesthetic zone needing an implant-supported single crown

It is very uncertain whether metal-free implant-supported single crowns (zirconia veneered with… changes aesthetic evaluation (pink and white aesthetic score, PES and WES… compared with metal-ceramic implant-supported single crowns (very low certainty).

1 finding from 1 review

Metal‐free materials for fixed prosthodontic restorations 2017 · Cochrane All outcomes
24 months
MD -0.77 [-3.00, 1.46]
1 study · 18 participants
Very low

Metal-free implant-supported single crowns (zirconia veneered with feldspathic ceramic) vs Metal-ceramic implant-supported single crowns

Implant crown failure · Adults (18 years or older) with one missing tooth in the aesthetic zone needing an implant-supported single crown

1 finding from 1 review

Metal‐free materials for fixed prosthodontic restorations 2017 · Cochrane All outcomes
12 and 24 months
At 12 and 24 months 18 participants were available. No failure was reported for the test or control groups at either 12 or 24 months.
1 study · 18 participants
Very low

Metal-free implant-supported single crowns (zirconia veneered with feldspathic ceramic) vs Metal-ceramic implant-supported single crowns

Implant crown complications · Adults (18 years or older) with one missing tooth in the aesthetic zone needing an implant-supported single crown

It is very uncertain whether metal-free implant-supported single crowns (zirconia veneered with… changes implant crown complications compared with metal-ceramic implant-supported single crowns (very low certainty).

1 finding from 1 review

Metal‐free materials for fixed prosthodontic restorations 2017 · Cochrane All outcomes
24 months
OR 6.33 [0.26, 152.86]
1 study · 18 participants
Very low