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Table 1 Description of the study patients and the relationship between the sociodemographic and activity variables with persistence to inhalers

From: Patient’s awareness on COPD is the strongest predictor of persistence and adherence in treatment-naïve patients in real life: a prospective cohort study

Variables Persistence
Yes (46, 40.4%) No (68, 59.6%) p value
Sex    0.977
 Men 31 (67.4) 46 (67.6)  
 Women 15 (32.6) 22 (32.4)  
Age (mean, sd) 66.28 (10.6) 65.69 (10.8) 0.774
Education level    0.843
 Without studies 10 (23.3) 12 (18.2)  
 Primary studies 19 (44.2) 28 (42.4)  
 Secondary studies 10 (23.3) 17 (25.8)  
 University studies 4 (9.3) 9 (13.6)  
Employment situation    0.573
 Employed worker 13 (28.3) 12 (17.6)  
 Own-account worker 4 (8.7) 8 (11.8)  
 Retired 25 (54.3) 40 (58.8)  
 Unemployed 4 (8.7) 8 (11.8)  
BMI (median, range) 26.9 (4.8) 28.2 (5.3) 0.213
BMI    0.238
  < 25 14 (30.4) 23 (33.8)  
 25–30 23 (50.0) 24 (35.3)  
  > 30 9 (19.6) 21 (30.9)  
Physical activity    0.644
 Active 32 (69.6) 50 (73.5)  
 Sedentary 14 (30.4) 18 (26.5)  
Frequency of physical activity (in active patients)    0.699
 Every day 16 (34.8) 28 (41.2)  
 1–2/week 14 (30.4) 21 (30.9)  
 3–5/month 7 (15.2) 11 (16.2)  
 Never 9 (19.6) 8 (11.8)  
Smoking behaviour    0.032
 Current 15 (32.6) 36 (52.9)  
 Former and never smoker 31 (67.4) 32 (47.1)  
Smoking pack/year (median, range) 32.38 (27.99) 33.78 (21.53) 0.773
  1. BMI body mass index, sd standard deviation