Table 3: Accuracy parameters between level 1 (platelets from 50,000 to 75,000 dL) and level 2 (platelets from 75,000 to 150,000 dL) using Wilson score.

ParameterEstimateLower-upper 95% confidence interval

Sensitivity39.67%(31.4, 48.57)
Specificity94.39%(88.3, 97.4)
Positive predictive value88.89%(77.81, 94.81)
Negative predictive value58.05%(50.62, 65.13)
Diagnostic accuracy65.35%(58.97, 71.23)