Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

3,092 questions · 3,199 findings · 339 reviews · Headline outcomes only

No studies found 714 · 22.3%GRADE not reported 181 · 5.7%Very low 695 · 21.7%Low 908 · 28.4%Moderate 568 · 17.8%High 133 · 4.2%

Inhaled tobramycin (TNS) plus oral azithromycin vs TNS plus oral placebo

Eradication of P aeruginosa from the respiratory tract: number of participants eradicated after three month treatment phase · children with cystic fibrosis and a new culture positive for P aeruginosa

Inhaled tobramycin (TNS) plus oral azithromycin showed no clear difference in eradication of P aeruginosa from the respiratory tract: number of… compared with TNS plus oral placebo (low certainty).

1 finding from 1 review

Inhaled tobramycin (TNS) plus oral azithromycin vs TNS plus oral placebo

Frequency of infective pulmonary exacerbations: number of participants experiencing an exacerbation · children with cystic fibrosis and a new culture positive for P aeruginosa

Inhaled tobramycin (TNS) plus oral azithromycin showed no clear difference in frequency of infective pulmonary exacerbations: number of… compared with TNS plus oral placebo (moderate certainty).

1 finding from 1 review

Inhaled tobramycin (TNS) plus oral azithromycin vs TNS plus oral placebo

Isolation of other micro‐organisms from the respiratory tract: number of participants isolating other micro‐organisms within the 15‐month · children with cystic fibrosis and a new culture positive for P aeruginosa
1 finding from 1 review

Inhaled tobramycin (TNS) plus oral azithromycin vs TNS plus oral placebo

Number experiencing adverse effects · children with cystic fibrosis and a new culture positive for P aeruginosa

Inhaled tobramycin (TNS) plus oral azithromycin showed no clear difference in adverse effects of antibiotics: number of participants experiencing… compared with TNS plus oral placebo (moderate certainty).

1 finding from 1 review

Oral iron vs placebo (Comparison 3)

All gastrointestinal symptoms Reported by the patients · women with postpartum iron deficiency anaemia

It is very uncertain whether oral iron changes all gastrointestinal symptoms Reported by the patients compared with placebo (Comparison 3) (very low certainty).

1 finding from 1 review

Oral DHEA vs control subgrouped by differing routes of administration

Side effects: acne ‐ skin application · Women in the peri‐ or postmenopausal phase

It is very uncertain whether oral DHEA changes side effects: acne ‐ skin application compared with control subgrouped by differing routes of administration (very low certainty).

1 finding from 1 review