KM plots for hemEFS and OS for DD and DVD. For the DD group, median OS was 25.6 months and hemEFS 11.8 months. After 12 months, 68% of patients were still alive and 47% were without a hemEFS event (median follow-up for DD was 22.2 months). For the DVD group, median OS had not yet been reached and hemEFS was 19.1 months. After 12 months, 73% of patients were still alive and 52% were without a hemEFS event (median follow-up time for DVD was 16.7 months).