Table 2 Available sociodemographic and clinical data collected at arrival to the ED (n = 2877)
Number of patients | n (%) | % with missing data | |
|---|---|---|---|
Age* | 2876 | 72.84 (9.51) | 0.03 |
Clinical data previous to arrival at the ED | |||
Heart disease - Yes | 2856 | 617 (21.6) | 0.7 |
Diabetes - Yes | 2858 | 619 (21.66) | 0.7 |
Charlson Comorbidity Index | 2846 | 1.1 | |
0 | 68 (2.39) | ||
1 | 1116 (39.21) | ||
>1 | 1662 (58.40) | ||
Number of hospital admissions in the previous 12 months for COPD | 2839 | 1.3 | |
3 or more | 360 (12.68) | ||
Less than 3 | 2479 (87.32) | ||
Basal FEV1% | 2430 | 15.5 | |
>= 50 | 809 (33.29) | ||
< 50 | 1621 (66.71) | ||
Use of oxygen at home - Yes | 2841 | 984 (34.64) | 1.3 |
At arrival at the ED | |||
Expected good adherence to treatment | 2845 | 2681 (94.24) | 1.1 |
Positive response to previous treatment - Yes | 2849 | 2684 (94.21) | 1.0 |
Edema - Yes | 2712 | 516 (19.03) | 5.8 |
Dyspnea upon arrival in the ED - Yes | 2739 | 1834 (66.96) | 4.8 |
Glasgow Coma Scale - altered | 2874 | 77 (2.68) | 0.1 |