Salmeterol plus fluticasone propionate versus fluticasone propionate plus montelukast: a randomised controlled trial investigating the effects on airway inflammation in asthma.

There was a slight trend for the sputum neutrophil count to decrease with SFC although the change was not significantly different from that seen with FP/M (mean difference in change in neutrophil differential count [SFC – FP/M] -9.4%; 95% CI -26.5%, 6.40%; p = 0.13; Table 2 and Figure 3 ).

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