Table 1 Baseline characteristics of the study cohort
Clinical characteristics | Training cohort(n = 152) | Validation cohort(n = 65) | t / χ2 value | P value |
|---|---|---|---|---|
Clinical severity | 0.007 | 0.933 | ||
Mild illness | 102 (67.1) | 44 (67.7) | ||
Severe illness | 50 (32.9) | 21 (32.3) | ||
Age | 45.79 ± 17.88 | 46.43 ± 16.45 | 0.248 | 0.805 |
Sex | ||||
Male | 87 (57.2) | 40 (61.5) | 0.347 | 0.556 |
Female | 65 (42.8) | 25 (38.5) | ||
Basic disease | 2.778 | 0.096 | ||
Yes | 23 (15.1) | 16 (24.6) | ||
No | 129 (84.9) | 49 (75.4) | ||