Table 3.
Logistic regression model for predicting EBV-IM using H&P factors, imaging results, and blood counts (model 2).
| Odds ratio [95% CI] | p-value | |
|---|---|---|
| Age | ||
| <31 years | 1 | N/A |
| 31–40 years | 0.21 [0.045–0.98] | 0.048 |
| >40 years | 0.024 [0.0024–0.24] | 0.002 |
| Interval from onset to visit (days) | 0.92 [0.84–1.01] | 0.074 |
| Cervical lymphadenopathy | 12.0 [3.09–46.59] | <0.001 |
| Tonsillar white coat | 6.80 [1.21–38.18] | 0.029 |
| Hepatosplenomegaly | 5.65 [1.52–21.03] | 0.01 |
| Leukocytosis | 8.11 [1.68–39.11] | 0.009 |
| Atypical lymphocytes | ||
| <11% | 1 | N/A |
| 11–30% | 29.27 [2.86–299.25] | 0.004 |
| >30% | 12.13 [1.92–76.57] | 0.008 |
| Thrombocytopenia | 3.61 [0.83–15.80] | 0.088 |
CI, confidence interval; EBV-IM, infectious mononucleosis caused by the Epstein-Barr virus; H&P, history and physical examinations; N/A, not applicable.