Table 3.
Comorbidities and Spirometry per Quintile
| 1st Quintile | 2nd Quintile | 3rd Quintile | 4th Quintile | 5th Quintile | |
|---|---|---|---|---|---|
| Comorbidity |
|
|
|
|
|
| Depression |
38 (12%) |
47 (37%) |
38 (31%) |
40 (31%) |
41 (32%) |
| Diabetes |
31 (10%) |
30 (24%) |
34 (26%) |
49 (38%) |
36 (28%) |
| Coronary artery |
|
|
|
|
|
| Disease |
37 (12%) |
58 (46%) |
48 (37%) |
53 (41%) |
43 ( 33%) |
| Hypertension |
95 (30%) |
108 (85%) |
99 (76%) |
108 (83%) |
116 (90%) |
| Heart failure |
9 (3%) |
8 (6%) |
5 (4%) |
15 (12%) |
8 (6%) |
| COPD >5 years |
81 (25%) |
58 (46%) |
33 (25%) |
45 (35%) |
43 (33%) |
| Spirometry |
|
|
|
|
|
| FEV1 (L) |
1.56 ± 0.70 |
1.93 ± 0.88 |
2.14 ± 0.76 |
1.98 ± 0.70 |
2.25 ± 0.78 |
| FEV1% predicted |
50.0 ± 20.2% |
60.2 ± 22.7% |
64.3 ± 19.1% |
61.8 ± 18.2% |
67.0 ± 20.5% |
| FVC (L) |
3.04 ± 0.94 |
3.34 ± 1.07 |
3.43 ± 0.94 |
3.14 ± 0.91 |
3.58 ± 0.93 |
| FVC% predicted |
77.7 ± 22.4% |
83.8 ± 23.0% |
82.6 ± 19.5% |
79.1 ± 17.4% |
85.5 ± 18.1% |
| FEV1/FVC | 50.9 ± 14.4% | 56.9 ± 13.5% | 62.1 ± 12.2% | 62.3 ± 12.3% | 62.0 ± 11.9% |
Comorbidites are presented as n, percentage of the quintile; Spirometry is presented as mean ± standard deviation.