Chretien 1980.
Methods | RCT Study aim clearly defined: yes Blinded assessor of primary outcome: not stated Double blind study: yes Participants comparable at baseline for age: yes Sex: not stated Duration of complaint: yes Inclusion and exclusion criteria specified: yes Interventions well described: yes Assessment of compliance: not stated Reoccurrence status: yes Intention to treat analysis: not stated A Priori sample size calculation: not stated Fungi identified: yes Distribution of species between groups: yes Adverse events reported: not stated Number of drop outs stated: not stated | |
Participants | Total evaluable sample size: 85 | |
Interventions | A. 2% undecylenic acid and 20% zinc acid powder Duration: four weeks Frequency: applied twice daily b. Placebo powder Duration: four weeks Frequency: applied twice daily |
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Outcomes | Primary outcome: cure Secondary outcomes:signs and symptoms ‐ erthythema, scaling, fissuring, hyperkeratosis | |
Notes | Culture results only | |
Risk of bias | ||
Bias | Authors' judgement | Support for judgement |
Allocation concealment (selection bias) | Unclear risk | D ‐ Not used |