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Table 2 Baseline characteristics of patients by adherence; n = 357

From: Adherence to inhaled therapy and its impact on chronic obstructive pulmonary disease (COPD)

  Complete adherence (>  80%) Partial adherence (50–80%) Low adherence (<  50%) All p-value
n (%) 120 (33.6) 85 (23.8) 152 (42.6) 357  
Sex, n (%)      0.865
 Female (%, n = 122) 42 (34.4) 27 (22.1) 53 (43.5) 122  
 Male (%, n = 235) 78 (33.2) 58 (24.7) 99 (42.1) 235  
Age in years, mean (SD) 67.0 (9.2) 66.7 (9.9) 66.0 (11.5) 66.5 (10.4) 0.920
FEV1%pred, mean (SD) 49.2 (17.6) 56.0 (18.3) 59.2 (18.2) 55.0 (18.5) < 0.001
Smoking status, n (%)      0.081
 Current smoker 33 (27.5) 31 (36.5) 62 (40.8) 126 (35.3)  
 Former smoker 81 (67.5) 48 (56.5) 76 (50.0) 205 (57.4)  
 Never smoker 3 (2.5) 3 (3.5) 8 (5.3) 14 (3.9)  
 No information 3 (2.5) 3 (3.5) 6 (3.9) 12 (3.4)