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Comparison of CD4+ T lymphocyte counts and IL‐6 levels among patients with severe COVID‐19 by age
| Normal range | Unit | <65 y | ≥65 y | t | P | |
|---|---|---|---|---|---|---|
| CD4+ T lymphocyte counts(Mean ± SD) | 345‐2350 | /µL | 646 ± 341 | 463 ± 303 | 2.742 | .007 |
| IL‐6(Mean ± SD) | 0‐7.0 | pg/mL | 241.9 ± 69.6 | 82.8 ± 97.8 | 2.262 | .025 |
Abbreviation: SD, standard deviation.
