Table 2.
Demographic, comorbidity, laboratory findings by general floor and ICU group
| General floor (n=398) | ICU (n=195) | P value | |
|---|---|---|---|
| Demographics | |||
| Age, mean (std), y | 57.68 (17.57) | 59.70 (14.82) | 0.168 |
| Male | 222 (55.8%) | 136 (67.9%) | 0.001 |
| Race | 0.080 | ||
| Caucasian | 190 (47.7%) | 81 (41.5%) | |
| African American | 32 (8%) | 10 (5.1%) | |
| Other | 176 (44.2%) | 104 (53.3%) | |
| Hispanic | 118 (29.6%) | 56 (28.7%) | 0.220 |
| Comorbidity | |||
| Asthma | 25 (6.3%) | 16 (8.2%) | 0.386 |
| Coronary artery disease | 46 (11.6%) | 22 (11.3%) | 0.921 |
| Chronic obstructive pulmonary disease | 25 (6.3%) | 11 (5.6%) | 0.759 |
| Carcinoma | 25 (6.3%) | 9 (4.6%) | 0.412 |
| Chronic kidney disease | 28 (7.0%) | 16 (8.2%) | 0.610 |
| Diabetes | 104 (26.1%) | 58 (29.7%) | 0.354 |
| Hypertension | 170 (42.7%) | 96 (49.2%) | 0.134 |
| Heart failure | 10 (2.5%) | 10 (5.1%) | 0.097 |
| Immunosuppression | 22 (5.5%) | 12 (6.2%) | 0.758 |
| Smoking | 56 (14.1%) | 49 (25.1%) | 0.0009 |
| Laboratory test and vital sign | |||
| Alanine aminotransferase, U/L | 44.01 (48.97) | 48.19 (46.74) | 0.321 |
| C-reactive protein, mg/L | 8.21 (7.54) | 15.44 (10.29) | <0.0001 |
| D-dimer, nmol/L | 864.91 (3863.9) | 939.58 (2103.2) | 0.801 |
| Ferritin, μg/L | 882.11 (1275.8) | 1469.2 (1401.1) | <0.0001 |
| Lactate dehydrogenase, U/L | 340.30 (148.89) | 481.81 (191.99) | <0.0001 |
| Leukocytes×109 /liter | 7.57 (4.06) | 8.73 (4.57) | 0.002 |
| Lymphocytes % | 16.73 (9.57) | 12.25 (8.37) | <0.0001 |
| Procalcitonin, ng/mL | 0.59 (2.61) | 2.66 (15.76) | 0.011 |
| Heart Rate, bpm | 99.23 (48.71) | 107.09 (87.96) | 0.163 |
| Pulse oxygen saturation, % | 94.43 (3.68) | 88.92 (10.52) | <0.0001 |
| Respiratory rate, rate/min | 20.81 (5.78) | 25.03 (8.45) | <0.0001 |
| SBP, mmHg | 128.58 (23.44) | 126.46 (29.25) | 0.342 |
| Temperature, °C | 37.80 (3.34) | 37.75 (0.95) | 0.839 |
P values are based on Chi-square test or two-sample t-test.