Iron status (ferritin concentrations in ng/mL) · children under 12 years of age
Intermittent showed no clear difference in iron status (ferritin (µg/L) compared with daily use of iron supplements (low certainty).
1 finding from 1 review
Iron deficiency anaemia · children under 12 years of age
1 finding from 1 review
All‐cause mortality · children under 12 years of age
1 finding from 1 review
Anaemia · children under 12 years of age
Intermittent may leads to higher anaemia (haemoglobin below a cut‐off defined by trialists, taking… compared with daily use of iron supplements (low certainty).
1 finding from 1 review
Haemoglobin (g/dL) · children under 12 years of age
Intermittent showed no clear difference in haemoglobin (g/L) compared with daily use of iron supplements (low certainty).
1 finding from 1 review
Iron deficiency (using ferritin concentrations) · children under 12 years of age
It is very uncertain whether intermittent changes iron deficiency (using ferritin concentrations) compared with daily use of iron supplements (very low certainty).
1 finding from 1 review
Exacerbations requiring oral corticosteroids ‐ School‐age children · School‐aged children and adults
Intermittent ICS showed no clear difference in exacerbations requiring oral corticosteroids ‐ School‐age children compared with placebo (low certainty).
1 finding from 1 review
QoL · Preschool children (<6 years)
1 finding from 1 review
Day time asthma score Standardised mean difference · Preschool children (<6 years)
1 finding from 1 review
Night time asthma score Mean difference · Preschool children (<6 years)
1 finding from 1 review
Adverse events · Preschool children (<6 years)
Intermittent ICS showed no clear difference in adverse events compared with placebo (low certainty).
1 finding from 1 review
Exacerbations requiring oral corticosteroids ‐ adults · School‐aged children and adults
Intermittent ICS showed no clear difference in exacerbations requiring oral corticosteroids ‐ adults compared with placebo (low certainty).
1 finding from 1 review
Serious adverse events · School‐aged children and adults
Intermittent ICS showed no clear difference in serious adverse events compared with placebo (moderate certainty).
1 finding from 1 review
Day time asthma score Mean difference · School‐aged children and adults
1 finding from 1 review
Night time asthma score Mean difference · School‐aged children and adults
1 finding from 1 review
Adverse events · School‐aged children and adults
Intermittent ICS showed no clear difference in adverse events compared with placebo (low certainty).
1 finding from 1 review
Mean exacerbations requiring a course of oral corticosteroids · Preschool children (<6 years)
Intermittent ICS probably leads to lower exacerbations requiring oral corticosteroids compared with placebo (moderate certainty).
1 finding from 1 review
Serious adverse events · Preschool children (<6 years)
Intermittent ICS showed no clear difference in serious adverse events compared with placebo (low certainty).
1 finding from 1 review
Hospital admissions · Preschool children (<6 years)
It is very uncertain whether intermittent ICS changes hospitalisations compared with placebo (very low certainty).
1 finding from 1 review
Serious adverse events · episodic viral wheeze in children
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found