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Table 6 Comparison of ACT and CAT between patients with correct and incorrect device application at baseline

From: Use and inhalation technique of inhaled medication in patients with asthma and COPD: data from a randomized controlled trial

  Mean (95% CI) P value
Device application Correct Incorrect  
ACT total sum score 19.40 (18.04–20.75) 19.61 (17.93–21.28) .99
CAT total sum score 14.97 (13.48–16.47) 18.07 (15.70–20.44) .02
ACT- questions (referring to the last 4 weeks):
 Question 1: Prevention to go work/school 3.90 (3.57–4.22) 4.00 (3.58–4.42) .71
 Question 2: Shortness of breath 3.63 (3.23–4.02) 3.54 (3.02–4.05) .71
 Question 3: Asthma symptoms at night 3.75 (3.33–4.17) 4.04 (3.55–4.52) .47
 Question 4: Use of reliever medication 4.13 (3.75–4.50) 4.11 (3.67–4.55) .65
 Question 5: Self-assessment of asthma control 4.00 (3.73–4.27) 3.93 (3.63–4.23) .51
CAT- questions:
 Question 1: Frequency of cough 2.22 (1.91–2.53) 2.79 (2.35–3.23) .03
 Question 2: Amount of phlegm 2.10 (1.80–2.39) 2.60 (2.11–3.10) .08
 Question 3: Tightness in the chest 1.72 (1.44–2.00) 2.09 (1.61–2.58) .22
 Question 4: Breathlessness while walking up a hill or one flight of stairs 3.18 (2.84–3.52) 3.77 (3.38–4.16) .02
 Question 5: Limitation doing activities at home 1.81 (1.45–2.16) 2.19 (1.70–2.68) .21
 Question 6: Confidence to leave home because of lung conditions 0.56 (0.33–0.78) 0.67 (0.33–1.02) .66
 Question 7: Sleep quality 1.18 (0.91–1.45) 1.60 (1.10–2.11) .34
 Question 8: Amount of energy 2.21 (1.89–2.53) 2.35 (1.91–2.79) .53