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Table 1 Study protocol deviations

From: Cardiopulmonary exercise testing before and after intravenous iron in preoperative patients: a prospective clinical study

Reason for non-completion

Number of patients

Surgery dates expedited preventing second CPET

3

Did not attend follow up (no reason given)

1

Admitted as an emergency due to rectal bleeding during the study and received a blood transfusion meaning they were ineligible to continue

1

Started but did not want to perform a repeat CPET

1

  1. CPET, cardiopulmonary exercise test