Table 1 |
||||
|
Subject characteristics. |
||||
|
Healthy volunteers and CHF patients groups |
Healthy volunteers |
Without pulmonary edema |
With pulmonary edema |
Pulmonary edema mechanically ventilated |
|
|
||||
|
N= |
16 |
10 |
13 |
10 |
|
|
||||
|
Age (mean ± SD) |
49 ± 8.9 |
59.8 ± 19.4 |
59.5 ± 10.7 |
65.4 ± 11.9 |
|
Male |
15 (94%) |
8 (80%) |
9 (69%) |
3 (30%) |
|
Female |
1 (6%) |
2 (20%) |
4 (31%) |
7 (70%) |
|
Etiology |
||||
|
Hypertension |
0 |
2 (20%) |
7 (54%) |
3 (30%) |
|
Ischemic heart disease |
0 |
5 (50%) |
6 (46%) |
6 (60%) |
|
Not specified |
0 |
3 (30%) |
0 |
1 (10%) |
|
Chest x-ray findings |
||||
|
Normal |
16 (100%) |
10 (100%) |
0 |
0 |
|
Cardiomegaly |
0 |
0 |
13 (100%) |
10(100%) |
|
Pulmonary edema |
0 |
0 |
13 (100%) |
10 (100%) |
|
Pleural effusion |
0 |
0 |
3 (23%) |
8 (80%) |
|
Echocardiograph |
||||
|
Cardiomegaly |
N/A |
0 |
9 (69%) |
10(100%) |
|
LVEF < 40% |
N/A |
4 (40%) |
10 (77%) |
9(90%) |
|
LV diastolic dysfunction |
N/A |
0 |
3 (23%) |
2(20%) |
|
Brain natriuretic peptide |
||||
|
Normal (=< 100 ng/L) |
0 |
0 |
1(8%) |
0 |
|
Elevated (>100 ng/L) |
0 |
10 (100%) |
8(62%) |
2(20%) |
|
N/A |
16 (100%) |
0 |
4 (30%) |
8 (80%) |
|
|
||||
|
Values are mean ± standard-deviation or n (%). LVEF, Left ventricular ejection fraction. LV, Left ventricular. N/A: Not available. SD: Standard deviation. Without pulmonary edema, without radiographically evident pulmonary edema. With pulmonary edema, with radiographically evident pulmonary edema. Pulmonary edema mechanically ventilated, Radiographically evident pulmonary edema in patients who were mechanically ventilated. |
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|
Wang et al. BMC Emergency Medicine 2010 10:1 doi:10.1186/1471-227X-10-1 |
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