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Participant flow diagram. Abbreviations: HRP2, histidine-rich protein 2; PCR, polymerase chain reaction. aThirteen patients did not have either a 0-hour or 72-hour creatinine result and were excluded from the primary analysis (n = 6 in the acetaminophen arm and n = 7 in the control arm). There were 365 patients remaining in the final primary modified intention-to-treat analysis, including 181 patients in the acetaminophen arm and 184 in the control arm.
