Table 4.
Comparing P value of associated clinical, laboratory, and radiographic findings among positive versus negative pertussis and mycoplasma cases
| Variables | Pertussis-positive versus pertussis-negative cases | Mycoplasma-positive versus mycoplasma-negative cases |
|---|---|---|
| Prolonged cough > 14 days | ≤ 0.001* | > 0.999 |
| Upper respiratory symptoms | 0.001* | 0.13 |
| Chest indrawing | 0.04* | > 0.999 |
| Rhonchi | 0.04* | > 0.999 |
| Grunting | 0.36 | > 0.999 |
| Cyanosis | 0.6 | > 0.999 |
| Refusal of feeding | 0.11 | 0.57 |
| Vomiting | 0.001* | 0.57 |
| Lethargy | 0.61 | > 0.999 |
| Convulsion | 1.0 | > 0.999 |
| Severe pneumonia | 0.1 | 0.5 |
| ICU admission | 0.6 | > 0.999 |
| Incomplete vaccination | 0.007* | 0.12 |
| Radiological findings | ||
| Unilateral affection | 0.7 | 0.03* |
| Bilateral affection | ||
| Number of involved lobes | ||
| 1 lobe | 0.08 | 0.29 |
| 2 lobes or more | ||
| Alveolar consolidation | 1.0 | > 0.999 |
| Interstitial infiltration | 0.001* | 0.01* |
| Total leukocytic count | ||
| Leukocytosis > 15,000 | 0.07 | 0.58 |
| Lymphocytosis | 0.05 | 0.5 |
*P values < 0.05 is statistically significant