Skip to main content

Table 4 Recommended sample size from interim sample size re-estimation and course of action

From: Effect of high-flow nasal therapy on patient-centred outcomes in patients at high risk of postoperative pulmonary complications after cardiac surgery: a study protocol for a multicentre adaptive randomised controlled trial

Recommended sample size from interim sample size re-estimation

Course of action

≤ 850

Continue recruitment to 850

851–1152

Continue recruitment to the new recommended sample size

> 1152

Continue recruitment to 1152