All‐cause mortality · Patients undergoing elective colorectal surgery
Summary of findings table ‐ Combined mechanical and oral antibiotic… showed no clear difference in mortality compared with oral antibiotics alone (low certainty).
1 finding from 1 review
Postoperative ileus · Patients undergoing elective colorectal surgery
Summary of findings table ‐ Combined mechanical and oral antibiotic… showed no clear difference in incidence of postoperative ileus compared with oral antibiotics alone (low certainty).
1 finding from 1 review
Exacerbation frequency · people with bronchiectasis
14 days on/off antibiotic regimen probably leads to lower exacerbation frequency compared with 14 days on/off placebo regimen (moderate certainty).
2 findings from 1 review
RR 0.75 [0.61, 0.93]
Studies not reported
Moderate
no estimate extracted
Studies not reported
Moderate
Serious adverse events · people with bronchiectasis
28 days on/off antibiotic regimen showed no clear difference in serious adverse events compared with 28 days on/off placebo regimen (low certainty).
1 finding from 1 review
OR 1 [0.68, 1.46]
Studies not reported
Low
Antibiotic resistance · people with bronchiectasis
28 days on/off antibiotic regimen leads to higher antibiotic resistance compared with 28 days on/off placebo regimen (high certainty).
1 finding from 1 review
OR 2.2 [1.42, 3.42]
Studies not reported
High
Pulmonary exacerbations: number of hospitalisations due to respiratory exacerbations · people with bronchiectasis
28 days on/off antibiotic regimen showed no clear difference in hospitalisation for pulmonary exacerbations compared with 28 days on/off placebo regimen (high certainty).
1 finding from 1 review
OR 0.79 [0.49, 1.29]
Studies not reported
High
Health‐related quality of life · people with bronchiectasis
2 findings from 1 review
no estimate extracted
Studies not reported
Moderate
no estimate extracted
Studies not reported
Low
Exacerbation frequency · people with bronchiectasis
14 days on/off antibiotic regimen showed no clear difference in exacerbation frequency compared with 28 days on/off antibiotic regimen (moderate certainty).
2 findings from 1 review
RR 1.02 [0.84, 1.24]
Studies not reported
Moderate
no estimate extracted
Studies not reported
No studies found
Serious adverse events · people with bronchiectasis
14 days on/off antibiotic regimen showed no clear difference in serious adverse events compared with 28 days on/off antibiotic regimen (moderate certainty).
1 finding from 1 review
OR 0.83 [0.37, 1.86]
Studies not reported
Moderate
Antibiotic resistance · people with bronchiectasis
14 days on/off antibiotic regimen showed no clear difference in antibiotic resistance compared with 28 days on/off antibiotic regimen (moderate certainty).
1 finding from 1 review
OR 1 [0.68, 1.48]
Studies not reported
Moderate
Frequency of hospital admissions for pulmonary exacerbations ‐ not measured · people with bronchiectasis
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Health‐related quality of life · people with bronchiectasis
2 findings from 1 review
no estimate extracted
Studies not reported
High
no estimate extracted
Studies not reported
High
Serious adverse events · people with bronchiectasis
14 days on/off antibiotic regimen showed no clear difference in serious adverse events compared with 14 days on/off placebo regimen (high certainty).
1 finding from 1 review
OR 0.92 [0.63, 1.33]
Studies not reported
High
Antibiotic resistance · people with bronchiectasis
14 days on/off antibiotic regimen leads to higher antibiotic resistance compared with 14 days on/off placebo regimen (high certainty).
1 finding from 1 review
OR 2.14 [1.36, 3.35]
Studies not reported
High
Frequency of hospital admissions for pulmonary exacerbations ‐ not measured · people with bronchiectasis
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Health‐related quality of life · people with bronchiectasis
2 findings from 1 review
no estimate extracted
Studies not reported
High
no estimate extracted
Studies not reported
Moderate
Exacerbation frequency · people with bronchiectasis
28 days on/off antibiotic regimen showed no clear difference in exacerbation frequency compared with 28 days on/off placebo regimen (high certainty).
2 findings from 1 review
RR 0.92 [0.82, 1.02]
Studies not reported
High
no estimate extracted
Studies not reported
Low
All‐cause mortality · febrile neutropenia
Early discontinuation of antibiotic treatment showed no clear difference in mortality compared with treatment until neutropenia resolution (low certainty).
1 finding from 1 review
Clinical failure · febrile neutropenia
It is very uncertain whether early discontinuation of antibiotic treatment changes clinical failure compared with treatment until neutropenia resolution (very low certainty).
1 finding from 1 review
Bacteraemia · febrile neutropenia
It is very uncertain whether early discontinuation of antibiotic treatment changes any bacteraemia compared with treatment until neutropenia resolution (very low certainty).
1 finding from 1 review