Table 3: The analysis of comprehensive therapeutic effect.

Symptom and sign No. of studiesIntervention (n/N) Control (n/N) RR [95%CI] value

Astragalus plus thiazine diuretics versus thiazine diuretics 1 10/64 32/64 0.18 [0.08, 0.41]
Astragalus versus prostaglandin 1 2/50 13/46 0.11 [0.02, 0.50]