Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,270 questions · 1,480 findings · 174 reviews

No studies found 252 · 17%GRADE not reported 405 · 27.4%Very low 301 · 20.3%Low 284 · 19.2%Moderate 174 · 11.8%High 64 · 4.3%

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

Incidence or recurrence of caries (assessed clinically or by radiographs) · People with a permanent tooth that has undergone endodontic (root canal) treatment

The review found no eligible studies for this question.

1 finding from 1 review

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

Non-catastrophic failure of the restoration (requiring further treatment) · People with a permanent tooth that has undergone endodontic (root canal) treatment

It is very uncertain whether single full-coverage metal-ceramic crown over composite core and post changes non-catastrophic failure of the restoration (requiring further… compared with direct adhesive composite restoration with post (conventional… (very low certainty).

1 finding from 1 review

Single‐dose antibiotic vs short duration antibiotics

Recurrent asymptomatic bacteriuria ‐ all trials · patients with asymptomatic bacteriuria during pregnancy

It is very uncertain whether single‐dose antibiotic changes recurrent asymptomatic bacteriuria ‐ all trials compared with short‐course (four‐ to seven‐day) antibiotic (very low certainty).

1 finding from 1 review

Single‐dose antibiotic vs short duration antibiotics

Pyelonephritis ‐ Same antimicrobial agent only4 · patients with asymptomatic bacteriuria during pregnancy

It is very uncertain whether single‐dose antibiotic changes pyelonephritis ‐ Same antimicrobial agent only4 compared with short‐course (four‐ to seven‐day) antibiotic (very low certainty).

1 finding from 1 review

Single‐dose antibiotic vs short duration antibiotics

Low birthweight ‐ Same antimicrobial agent only · patients with asymptomatic bacteriuria during pregnancy

Single‐dose antibiotic leads to higher low birthweight ‐ Same antimicrobial agent only compared with short‐course (four‐ to seven‐day) antibiotic (high certainty).

1 finding from 1 review

Single‐dose antibiotic vs short duration antibiotics

Preterm delivery ‐ Same antimicrobial agent only · patients with asymptomatic bacteriuria during pregnancy

Single‐dose antibiotic showed no clear difference in preterm delivery ‐ Same antimicrobial agent only compared with short‐course (four‐ to seven‐day) antibiotic (moderate certainty).

1 finding from 1 review

Single‐dose antibiotic vs short duration antibiotics

Same antimicrobial agent ‐ No cure (good quality studies) · patients with asymptomatic bacteriuria during pregnancy

Single‐dose antibiotic leads to higher same antimicrobial agent ‐ No cure (good quality studies) compared with short‐course (four‐ to seven‐day) antibiotic (high certainty).

1 finding from 1 review

Single‐dose antibiotic vs short duration antibiotics

Different antimicrobial agents ‐ No cure (good quality studies) · patients with asymptomatic bacteriuria during pregnancy

Single‐dose antibiotic showed no clear difference in different antimicrobial agents ‐ No cure (good quality studies) compared with short‐course (four‐ to seven‐day) antibiotic (low certainty).

1 finding from 1 review