Table 5.
Differences in the clinical characteristics of the population according to median levels of admission hsTnT.
| Variable | N | Admission hs Troponin | P-Value | |
|---|---|---|---|---|
| Below the median | Above the median | |||
| Age, years | 200 | 59 (13) | 78 (11) | < 0.001 |
| Male sex, n (%) | 200 | 39 (38) | 30 (31) | 0.302 |
| Current smoking, % | 187 | 4 (4) | 2 (2) | 0.494 |
| PaO2* | 182 | 77 (63–87) | 61 (50–74) | < 0.001 |
| PaO2/FiO2* | 194 | 300 (240–371) | 257 (195–324) | 0.001 |
| Glucose, mg/dL | 194 | 121 (34) | 148 (72) | < 0.001 |
| Haemoglobin, g/dl* | 195 | 14 (12.7–14.9) | 12.9 (11.4–14.6) | 0.006 |
| Leukocyte count, cells/μl* | 197 | 6380(4780–8330) | 6690(5240–10,060) | 0.079 |
| Lymphocyte count, cells/μl* | 197 | 1100 (690–1330) | 835 (540–1116) | < 0.001 |
| Neutrophils count, cells/μl* | 194 | 4500 (3120–6240) | 5600 (3447–7665) | 0.036 |
| Platelets count, cells/μl* | 197 | 196 (149–248) | 175 (129–238) | 0.126 |
| INR* | 193 | 1.21 (1.13–1.28) | 1.25 (1.18–1.48) | 0.002 |
| Total Bilirubin, mg/dL* | 194 | 0.44 (0.32–0.63) | 0.56 (0.38–0.76) | 0.038 |
| Aspartate transaminase, U/L* | 186 | 32 (24–50) | 34 (25–51) | 0.737 |
| Alanine transaminase, U/L* | 195 | 33 (23–49) | 22 (14–36) | < 0.001 |
| Creatinine, mg/dL* | 195 | 0.89 (0.78–1.03) | 1.24 (0.96–1.83) | < 0.001 |
| Sodium, mEq/L* | 196 | 138 (135–140) | 138(134–141) | 0.467 |
| Potassium, mEq/L* | 192 | 3.98 (3.73–4.25) | 4.13 (3.84–4.47) | 0.007 |
| D-dimer, mg/L* | 75 | 0.32 (0.21–0.69) | 0.67 (0.35–1.10) | 0.021 |
| Lactate Dehydrogenase, U/L* | 109 | 283 (216–405) | 357 (251–467) | 0.039 |
| Creatine phosphokinase, U/L* | 100 | 76 (50–213) | 92 (56–207) | 0.587 |
| High sensitivity troponin T, ng/L* | 200 | 9 (6–12) | 41 (26–85) | < 0.001 |
| Procalcitonin, ng/mL* | 177 | 0.08 (0.05–0.16) | 0.19 (0.10–0.65) | < 0.001 |
| C-reactive protein, mg/dl* | 193 | 4.31 (1.79–10.67) | 8.88 (4.87–18.49) | < 0.001 |
| Comorbidities | ||||
| Chronic obstructive pulmonary disease, n (%) | 200 | 4 (4) | 23 (24) | < 0.001 |
| Asthma, n (%) | 199 | 8 (8) | 4 (4) | 0.286 |
| Diabetes mellitus, n (%) | 200 | 9 (9) | 29 (30) | < 0.001 |
| Arterial hypertension, n (%) | 200 | 31 (30) | 63 (65) | < 0.001 |
| History of cardiovascular disease, n (%) | 200 | 18 (17) | 49 (50) | < 0.001 |
| History of cerebrovascular disease, n (%) | 200 | 3 (3) | 18 (19) | < 0.001 |
| Diagnosis of dementia, n (%) | 200 | 2 (2) | 13 (13) | 0.002 |
| Diagnosis of Cancer, n (%) | 200 | 12 (12) | 17 (17) | 0.238 |
| Haematological malignancy, n (%) | 200 | 0 (0) | 4 (4) | 0.037 |
| Chronic kidney disease, n (%) | 200 | 2 (2) | 14 (14) | 0.001 |
| Dialysis, n (%) | 200 | 0 (0) | 3 (3) | 0.072 |
| Chronic liver disease, n (%) | 200 | 1 (1) | 6 (6) | 0.045 |
P-values are derived from independent samples Student’s T Test or the Mann Whitney test for continuous variables and the chi squared test for categorical variables; *Median and interquartile range.