Table 1 Demographic, clinical, laboratory and radiographic characteristics of patients diagnosed with severe community acquired pneumonia (n = 189)
From: Etiology and outcome of severe community acquired pneumonia in immunocompetent adults
Characteristics | Number of patients (percentage) |
|---|---|
Age in years (Mean ± S.D.) | 60 ± 18.0 |
Gender | |
Male | 110 (58%) |
Female | 79 (42%) |
Underlying comorbids | |
Cardiovascular diseases | 111 (59%) |
Hypertension | 92 (49%) |
Ischemic heart disease | 52 (28%) |
Congestive heart failure | 12 (06%) |
Pulmonary diseases | 79 (42%) |
COPD | 34 (18%) |
Asthma | 21 (11%) |
Bronchiectasis | 11 (06%) |
History of Tuberculosis | 10 (05%) |
Pulmonary fibrosis | 07 (04%) |
Diabetes mellitus | 66 (35%) |
Others | 52 (28%) |
Chronic renal failure | 41 (22%) |
Chronic liver disease | 11 (06%) |
Laboratory data | |
Hemoglobin (g/dL) | 11.4 ± 2.7 |
Hematocrit (%) | 34.2 ± 8.2 |
Total Leukocyte count (x 109/L) | 18.3 ± 13.5 |
Neutrophils (%) | 82.0 ± 18.5 |
Lymphocytes (%) | 11.4 ± 14.9 |
Plateletes (x 109/L) | 243 ± 138.5 |
Serum BUN (mg/dL) | 41.0 ± 25.5 |
Serum Creatinine (mg/dL) | 2.4 ± 2.2 |
Serum Sodium (mmol/L) | 135.0 ± 7.4 |
Serum Potassium (mmol/L) | 4.2 ± 0.9 |
Serum Bicarbonate (mmol/L) | 20.0 ± 6.7 |
Serum Chloride (mmol/L) | 102.0 ± 10.0 |
Arterial Blood Gases | |
pH | 7.36 ± 0.12 |
PaCO2 (mmHg) | 38.0 ± 18.0 |
PaO2 (mmHg) | 79.0 ± 26.0 |
Chest radiography | |
Bilateral involvement | 89 (47%) |
Unilateral involvement (Right) | 64 (34%) |
Unilateral involvement (Left) | 35 (19%) |
Mediastinal involvement | 01 (0.5%) |
Consolidation | 119 (63%) |
Pleural effusion | 70 (37%) |
Interstitial infiltrates | 53 (28%) |
Atelectasis | 30 (16%) |
Cavitation | 06 (03%) |
Nodules | 05 (03%) |
Single lobe | 123 (65%) |
Multilobar | 66 (35%) |