Correlation and comparison of the ISTH BAT and RBD BAT. (A) Correlation between ISTH BAT and RBD BAT scores with linear regression line. (B) Comparison of the percentage of identified patients (all patients, children younger than 18 years old, adult women aged 18 years or older, and adult men aged 18 years or older) by the ISTH BAT and RBD BAT. *Statistically significant difference.