Table 3.
Potential risk factors for critical COVID-19 after thoracic surgery (Fisher exact test and t test)
| Binary variables | Survival (n = 8) | Death (n = 3) | P value |
|---|---|---|---|
| Sex | 1.000 | ||
| Female | 2 (25.0%) | 1 (33.3%) | |
| Male | 2 (75.0%) | 6 (66.7%) | |
| Age, y | |||
| 50-59 | 4 (50.0%) | 1 (33.3%) | 1.000 |
| 60-69 | 4 (50.0%) | 2 (66.7%) | |
| Arterial hypertension | |||
| No | 7 (87.5%) | 1 (33.3%) | .152 |
| Yes | 1 (12.5%) | 2 (66.7%) | |
| Pattern of fever | |||
| Remittent fever | 0 (0.0%) | 3 (100%) | .006 |
| Intermittent fever | 8 (100%) | 0 (0.0%) | |
| Resected lung segments | |||
| ≥5 | 1 (12.5%) | 3 (100%) | .024 |
| <5 | 7 (87.5%) | 0 (0.0%) | |
| Elevated AST or ALT | |||
| No | 0 (0.0%) | 2 (66.7%) | .055 |
| Yes | 8 (100%) | 1 (33.3%) |
| Continuous variables | Mean ± SD (n = 8) | Mean ± SD (n = 3) | |
|---|---|---|---|
| Reduction in total protein, g/L | 8.13 ± 4.45 | 15.60 ± 5.67 | .045 |
| Reduction in albumin, g/L | 5.56 ± 3.31 | 14.63 ± 3.00 | .003 |
| Peak LDH value, U/L | 340.13 ± 119.98 | 543.33 ± 170.72 | .050 |
| Nadir of lymphocyte count, ×109/L | 0.52 ± 0.39 | 0.2500 ± 0.061 | .285 |
Detailed information for each patient is listed in supplementary table. AST, Aspartate aminotransferase; ALT, alanine aminotransferase; SD, standard deviation; LDH, lactate dehydrogenase.