MOESM4 of Prevention of haematoma progression by tranexamic acid in intracerebral haemorrhage patients with and without spot sign on admission scan: a statistical analysis plan of a pre-specified sub-study of the TICH-2 trial OvesenChristian JakobsenJanus GluudChristian SteinerThorsten LawZhe FlahertyKatie DineenRob BathPhilip SpriggNikola ChristensenHanne 2018 Additional file 4. Preplanned tables and figures.