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Table 1 Sociodemographic and clinical characteristics of patients

From: Negative impact of chronic obstructive pulmonary disease on the health-related quality of life of patients. Results of the EPIDEPOC study

Characteristic (no. of patients)

 

Total no. of patients

10,711

Age (years) * (8665)

64.1 ± 9.7 (40; 98)

Age groups (8862)

 

   40–54 years

963 (10.9)

   55–64 years

2,249 (25.4)

   65–74 years

3,669 (41.4)

   >75 years

1,981 (22.4)

Sex (man) (10620)

8,030 (75.6)

Residence population (10341)

 

   <10,000 inhabitants

3,022 (29.2)

   10,000–100,000

3,449 (33.4)

   >100,000

3,870 (37.4)

Educational level (9018)

 

   No studies

1,852 (20.5)

   Primary

5,111 (56.7)

   Secondary

1,582 (17.5)

   University

473 (5.2)

Smoking (10649)

 

   Never

2,468 (23.2)

   Ex-smoker

6,153 (57.8)

   Active smoker

2,028 (19.0)

FEV 1 (9963)

35.9 ± 10.0 (4;80)

COPD Severity (9963)

 

   Mild

3,634 (35.5)

   Moderate

5,471 (53,4)

   Severe

1,146 (11.2)

Visits to E.R. * (9505)

1.4 ± 1.9 (0; 12)

No. of hospital admissions * (8670)

0.5 ± 0.9 (0; 11)

Oxygen therapy (10007)

1351 (13.5)

Associated comorbidity

 

   Hypertension (9876)

4,706 (47.7)

   Hypercholesterolemia

3,995 (41.3)

   Diabetes (9453)

1,598 (16.9)

   Heart disease (9390)

1,770 (18,8)

   Ulcer (9425)

1,637 (17.4)

   Depression (9333)

1,196 (12,8)

   Anxiety (9397)

2,084 (19.5)

  1. Value expressed as frequencies (percentages)
  2. * Value expressed as mean ± standard deviation (minimum; maximum).