highly significantP<0.01
The relief in dyspnoea was significant on 15th day (P<0.05) and highly significant on 30 and 45 days of treatment (P<0.01 and <0.001).
The relief in dyspnoea was significant on 15th day (P<0.05) and highly significant on 30 and 45 days of treatment (P<0.01 and <0.001).