Review Article
Astragalus in the Prevention of Upper Respiratory Tract Infection in Children with Nephrotic Syndrome: Evidence-Based Clinical Practice
Table 5
Grade assessment of studies. Question: should Huangqi versus conventional treatment be used for upper respiratory tract infection? Settings: parallel RCT.
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Studies were at unclear risk of bias, for the paper did not provide the bias information of the study design. So we determine the potential limitations are likely to lower confidence in the estimate of effect. 2Total number of events is less than 300, and a relative risk reduction (RRR) or relative risk increase (RRI) is greater than 25%. |