Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,296 questions · 1,330 findings · 157 reviews · Headline outcomes only

No studies found 297 · 22.3%GRADE not reported 88 · 6.6%Very low 327 · 24.6%Low 317 · 23.8%Moderate 239 · 18%High 62 · 4.7%

Summary of findings: aztreonam lysine for inhalation vs tobramycin

Need for antibiotics see pulmonary exacerbations · adults and children with cystic fibrosis and a positive microbiological isolate of P aeruginosa from a respiratory tract specimen

Summary of findings: aztreonam lysine for inhalation probably leads to lower pulmonary exacerbations: need for additional antibiotics compared with tobramycin (moderate certainty).

1 finding from 1 review

Intervention not reported

Antibiotics prior to long‐term CVC insertion versus control: catheter‐related infections · adults and children diagnosed with an oncologic disease with a newly‐inserted long‐term CVC who were at risk of neutropenia due to…

The intervention showed no clear difference in antibiotics prior to long‐term CVC insertion versus control:… (moderate certainty).

1 finding from 1 review

Summary of findings ‐ withdrawal of penicillin prophylaxis vs continuation

Requirement of other courses of antibiotics · children with SCD who have been receiving prophylactic penicillin for at least two years

Summary of findings ‐ withdrawal of penicillin prophylaxis showed no clear difference in requirement of other courses of antibiotics compared with continuation (low certainty).

1 finding from 1 review

Intervention not reported

Number of participants who experienced any adverse effects related to antibiotics · Women undergoing excision of the cervical transformation zone for cervical neoplasia

It is very uncertain whether the intervention changes number of participants who experienced any adverse effects related… (very low certainty).

1 finding from 1 review

Written information for patients (or parents of child patients) vs usual care

Antibiotics used by patients · patients (or parents of child patients) with acute upper respiratory tract infections

Written information for patients (or parents of child patients) probably leads to lower antibiotics used by patients compared with usual care (moderate certainty).

1 finding from 1 review

Written information for patients (or parents of child patients) vs usual care

Antibiotics prescribed by clinicians · patients (or parents of child patients) with acute upper respiratory tract infections

Written information for patients (or parents of child patients) may leads to lower antibiotics prescribed by clinicians compared with usual care (low certainty).

1 finding from 1 review

Written information for patients (or parents of child patients) plus prescribing feedback to clinicians vs prescribing feedback alone

Antibiotics prescribed by clinicians · patients (or parents of child patients) with acute upper respiratory tract infections

Written information for patients (or parents of child patients) plus… may leads to higher antibiotics prescribed by clinicians compared with prescribing feedback alone (low certainty).

1 finding from 1 review

Oral or topical or intraperitoneal antibiotics vs placebo/no treatment

Peritonitis · chronic peritoneal dialysis patients

Oral or topical or intraperitoneal antibiotics showed no clear difference in peritonitis (number of patients with one or more episodes) compared with placebo/no treatment (low certainty).

1 finding from 1 review

Oral or topical or intraperitoneal antibiotics vs placebo/no treatment

Exit‐site/tunnel infection · chronic peritoneal dialysis patients

Oral or topical or intraperitoneal antibiotics showed no clear difference in exit‐site/tunnel infection (number of patients with one or more… compared with placebo/no treatment (low certainty).

1 finding from 1 review

Oral or topical or intraperitoneal antibiotics vs placebo/no treatment

Catheter removal or replacement · chronic peritoneal dialysis patients

Oral or topical or intraperitoneal antibiotics showed no clear difference in catheter removal or replacement (number of patients) compared with placebo/no treatment (low certainty).

1 finding from 1 review

Comparison 1: referral or full course of antibiotics vs usual care

Neonatal mortality ‐ first dose and referral · neonates with sepsis

Comparison 1: referral or full course of antibiotics may leads to lower neonatal mortality ‐ first dose and referral compared with standard care (low certainty).

1 finding from 1 review

Comparison 1: referral or full course of antibiotics vs usual care

Neonatal mortality ‐ full course · neonates with sepsis

It is very uncertain whether comparison 1: referral or full course of antibiotics changes neonatal mortality ‐ full course compared with standard care (very low certainty).

1 finding from 1 review

Pentoxifylline with antibiotics (any dose or duration) vs placebo or no intervention

All‐cause mortality during hospital stay · neonates with sepsis

Pentoxifylline with antibiotics (any dose or duration) may leads to lower all‐cause mortality during hospital stay compared with placebo or no intervention (low certainty).

1 finding from 1 review