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Surgical risk profile (matched cohorts).
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创建时间：
2019-06-05
相关数据集
A novel risk classification system for 30-day mortality in children undergoing surgery
A simple, objective and accurate way of grouping children undergoing surgery into clinically relevant risk groups is needed. The purpose of this study, is to develop and validate a preoperative risk c
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Comparison of the main characteristics of the two study cohorts.
Data are mean ± SD, median [25–75 interquartile], or number (percentage). COPD: chronic obstructive pulmonary disease; CIRS: cumulative illness rating scale;a : defined as body mass index >30 kg.m−2;b
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Characteristics of patients from the main and sub-cohort.
Characteristics of patients from the main and sub-cohort.
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Patient characteristics from derivation and validation cohorts.
LGIB = lower gastrointestinal bleeding Patients from the derivation cohort were admitted between July 1, 2001 and June 30, 2005. Patients from the validation cohort were admitted between July 1, 2003
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