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Assessing the Precision of Surgery Duration Estimation: A Retrospective Study
Afnan Aljaffary1, Fatimah AlAnsari1, Abdulaleem Alatassi2
1Health Information Management and Technology Department, College of Public Health, Imam Abdulrahman Bin Faisal University, Dammam, Saudi Arabia.
Journal of Multidisciplinary Healthcare
|June 13, 2023
Summary
Operating room (OR) efficiency is vital for healthcare costs. This study found 60% of surgeries were overestimated in duration, highlighting a need for improved surgical scheduling accuracy.
Area of Science:
- Healthcare Management
- Surgical Operations
- Health Informatics
Background:
- Operating room (OR) efficiency is critical for managing healthcare costs and resource allocation.
- Both overestimation and underestimation of surgery times negatively impact OR efficiency.
- Accurate surgery scheduling is a key factor in enhancing OR efficiency.
Purpose of the Study:
- To evaluate operating room (OR) efficiency by analyzing surgery duration accuracy.
- To identify the extent of surgery duration overestimation and underestimation in a large-scale study.
Main Methods:
- A retrospective quantitative study analyzed 97,397 surgeries from 2017-2021.
- Surgery duration accuracy was calculated by comparing actual times to scheduled times.
- Descriptive and bivariate analyses (Chi-square test) were performed using SPSS software.
Main Results:
- Sixty percent (60%) of the surgeries analyzed were overestimated in duration compared to the scheduled time.
- Patient characteristics, surgical division, and anesthesia type showed statistically significant differences in OR duration estimation (p <0.05).
Conclusions:
- A significant proportion of surgical procedures are overestimated, indicating a need for improved scheduling practices.
- Enhanced accuracy in duration estimation is crucial for optimizing operating room efficiency.

