Oral zinc sulphate reduces the recurrence rate and provides significant therapeutic effects for viral warts: A systematic review and meta-analysis of randomized controlled trials
Fig 5
This is a forest plot of a subgroup analysis based on patients’ initial plasma zinc ion concentration.
The analysis shows that patients with lower initial plasma zinc ion levels have more effective treatment for viral warts when taking zinc sulphate. The studies are listed in alphabetical order. CI, confidence interval.