Figure 1From: rhErythropoietin-b as a tissue protective agent in kidney transplantation: a pilot randomized controlled trial Screening and randomisation. 1The exclusion limit for haemoglobin was raised to 15Â g/dl as a substantial amendment to the protocol with ethical and regulatory authority approval. 2The study staff trained in the blinded sequence of delivering the intervention were not always available for out of hours transplants.Back to article page