2.4. Effectiveness analysis
The effectiveness of avatrombopag was assessed by the change from baseline in platelet count on procedure day and the proportion of patients who received a platelet transfusion after the baseline visit and up to 7 days post-procedure day. The effectiveness of avatrombopag was also assessed by subgroup analyses of the change in platelet count from baseline to procedure day by baseline platelet count group and Child–Turcotte–Pugh (CTP) Grade.Additional ad hoc analyses, not prespecified in the final statistical analysis plan, were also performed. These included a responder analysis based on patients achieving platelet count ≥ 50 × 10