Why the study?
Reasons for unplanned ICU admission are multifactorial, and unplanned admissions may serve as a useful indicator of the quality of peri-operative care.
Population
261 post-operative ICU admissions among 18157 operated patients at a defence tertiary care hospital
Comparison
Planned ICU admissions vs unplanned/emergency ICU admissions
Design
Prospective observational study
Authors
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Identifies gastrointestinal surgery as leading source of post-operative ICU admissions; leaves open predictors of unplanned cases.
Unplanned post-operative ICU admissions are primarily driven by unanticipated intra-operative complications, highlighting the need for thorough pre-operative evaluation and optimization.
Singh et al. (2019) studied this question.