What do systematic reviews say?

Single full-coverage metal-ceramic crown over composite core and post vs Direct adhesive composite restoration with post (conventional filling, no crown)

The review found no eligible studies for this question.

• Single crowns versus conventional fillings for the restoration of root‐filled teeth 2015 · Cochrane All outcomes
  No data were reported nor measured by the study. The abstract confirms no evidence was available for any secondary outcome.
  Studies not reported
  No studies found

Any surgical or non-surgical technique or material used for the treatment of post-extraction bleeding vs Placebo, no treatment, or another active antifungal intervention

The review found no eligible studies for this question.

• Interventions for treating post‐extraction bleeding 2018 · Cochrane All outcomes
  No data are available as no RCTs have been conducted on interventions to treat post-extraction bleeding
  0 studies
  No studies found

Light vibrational forces (LVF) vs Conventional orthodontic appliance treatment

The review found no eligible studies for this question.

• Non‐surgical adjunctive interventions for accelerating tooth movement in patients undergoing orthodontic treatment 2023 · Cochrane All outcomes
  Cost of treatment was not investigated in any of the included studies.
  Studies not reported
  No studies found

Maxillary sinus lift (augmentation) with long implants vs Short implants (5 to 8.5 mm) without sinus augmentation

The review found no eligible studies for this question.

• Interventions for replacing missing teeth: augmentation procedures of the maxillary sinus 2014 · Cochrane All outcomes
  Treatment costs: no trials reported this outcome (extrapolated by the review authors). Additional costs were associated with the long-implant + augmentation group (extra surgery, biomaterial, barrier, hospitalisation…
  0 studies
  No studies found

Ball (stud) attachment system vs Bar attachment system

• Interventions for replacing missing teeth: attachment systems for implant overdentures in edentulous jaws 2018 · Cochrane All outcomes
  Walton 2002 reported costs but the data could not be used due to failure to report means and standard deviations and only providing the median of the costs.
  1 study
  GRADE not reported

Ball (stud) attachment system vs Telescopic attachment system

The review found no eligible studies for this question.

• Interventions for replacing missing teeth: attachment systems for implant overdentures in edentulous jaws 2018 · Cochrane All outcomes
  no estimate extracted
  Studies not reported
  No studies found

Micro-invasive treatment (proximal sealing or resin infiltration): resin sealant, glass ionomer sealant, polyurethane/adhesive patch, or resin infiltration vs Non-invasive / control treatment

The review found no eligible studies for this question.

• Micro‐invasive interventions for managing proximal dental decay in primary and permanent teeth 2015 · Cochrane All outcomes
  None of the studies reported on costs for micro-invasive treatment or non-invasive control
  0 studies
  No studies found