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Table 2 Changes in weekly CCQ scores for unrecovered exacerbations according to exacerbation severity types [14]

From: Detecting exacerbations using the Clinical COPD Questionnaire

  Δ-CCQ
total score
Δ-CCQ
symptoms
Δ-CCQ
functional state
Δ-CCQ
mental state
Type 1: 3 symptoms
(n = 20)
0.56
(0.20 - 0.92)
0.50
(0.46 - 0.95)
0.39
(0.03 - 0.74)
0.52
(0.18 - 1.03)
Type 2: 2 symptoms
(n = 24)
0.29
(0.03 - 0.56)
0.14
(-0.15 - 0.43)
0.25
(-0.18 - 0.68)
0.18
(-0.09 - 0.46)
Type 3: 1 symptom
(n = 29)
0.01
(-0.22 - 0.25)
0.07
(-0.18 - 0.32)
-0.05
(-0.35 - 0.26)
0.16
(-0.13 - 0.45)
All exacerbations
(n = 73)
0.26
(0.09 - 0.42)
0.21
0.03 - 0.39)
0.18
(0.03 - 0.38)
0.27
(0.07 - 0.47)
  1. Data are presented as mean (95% confidence interval).