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Table 4 Associations of the change in LCQ total score with the changes in exhaled NO concentration and saline CDR at various stages of budesonide treatment

From: Capability of hypertonic saline cough provocation test to predict the response to inhaled corticosteroids in chronic cough: a prospective, open-label study

Duration of treatment Change in NO Change in saline CDR
1 week Rs = -0.47, p = 0.038 Rs = 0.37, p = 0.11
4 weeks Rs = -0.40, p = 0.084 Rs = -0.27, p = 0.26
12 weeks Rs = -0.39, p = 0.11 Rs = -0.45, p = 0.059
  1. Rs Spearman rank correlation coefficient.