17명의 환자가 참여를 거부했고 16명이 연구 절차를 준수하지 못했으며(모두 ICU 환자였으며), 86명의 환자가 분석에 포함되었다.
Seventeen patients refused to participate and 16 were unable to comply with study procedures (all were ICU patients), then 86 patients were included in the analysis.