Figure 1
From: Phosphodiesterase 3 inhibition and cough in elderly asthmatics
Individual data of capsaicin cough threshold before each treatment and after placebo and cilostazol treatments in elderly patients with stable bronchial asthma. Each horizontal bar represents geometric mean value. Closed circles and open circles represent patients undergoing steroid inhalation therapy and patients without steroid inhalation therapy, respectively. P values: Wilcoxon signed-ranks test using logarithmically transformed values.