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Table 4 Change in CQ7 scores after 1 month based on patient global rating of change in nasal congestion

From: Measuring outcomes in allergic rhinitis: psychometric characteristics of a Spanish version of the congestion quantifier seven-item test (CQ7)

  CQ7    
Change in nasal congestion Baseline 1 month Difference p (*) Effect Size p(**)
Improved (n = 39) 15.3 (5.2) 9.5 (6.1) 5.8 (5.8) 0.000 -1.11 <0.001
Stable (n = 24) 12.2 (5.4) 10.6 (6.2) 1.5 (3.4) 0.035 -0.29  
Worse (n = 10) 14.8 (6.3) 18.1 (4.3) -3.3 (6.2) 0.124 0.52  
Total (n = 73) 14.2 (5.6) 11.1 (6.5) 3.2 (6.0)    
  1. *p value for difference between scores at the two visits
  2. **p value for the difference in change scores between the 3 groups