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Published on: September 14, 2017
Accuracy and reliability of the clinical indicators related to hip fractures
Humayon Pervez1, Amit Bhargava, Martyn J Parker
1Department of Orthopaedics, Peterborough District Hospital NHS Trust, Thorpe Road, Peterborough PE3 6DA, UK.
Insights
This study found hospital coded records accurately reflect hip fracture outcomes like mortality and discharge rates compared to a separate database. Minor coding errors were identified as the primary cause of discrepancies.
Area of Science:
- Orthopedics
- Health Informatics
- Clinical Epidemiology
Background:
- Accurate clinical indicators are crucial for assessing hip fracture patient outcomes.
- Hospital coded records are widely used but their accuracy for specific outcomes requires validation.
- Hip fracture care quality improvement necessitates reliable outcome metrics.
Purpose of the Study:
- To evaluate the accuracy of clinical indicators for hip fracture outcomes using hospital coded records.
- To compare in-hospital mortality and length of hospital stay data between hospital records and a dedicated hip fracture database.
- To identify discrepancies and their causes between the two data sources.
Main Methods:
- A 5-year retrospective comparison of hip fracture outcomes.
- Data from hospital coded records were compared against a prospectively recorded hip fracture database.
- Key outcomes analyzed included in-hospital mortality and discharge within 28 days.
Main Results:
- Excellent correlation was observed between the two databases for in-hospital mortality (0.1% difference).
- A 2.4% difference was noted for discharge within 28 days.
- Ambiguous clinical codes (66 cases) and coding errors (57 cases) were the main reasons for discrepancies.
Conclusions:
- Hospital coded records demonstrate high accuracy for hip fracture outcomes, particularly in-hospital mortality.
- Addressing coding ambiguities and errors can further enhance data reliability.
- Validated indicators are essential for driving improvements in hip fracture patient care.
Abstract:
In order to assess the accuracy of the clinical indicators for hip fracture outcomes, we compared the hip fracture outcomes of in-hospital mortality and length of hospital stay as determined by the hospital coded records with that of a prospectively recorded separate hip fracture database over a 5-year period. There was excellent correlation between the two databases with in-hospital mortality figures of 78/1264 versus 79/1299 patients, a difference of 0.1%. For discharge within 28 days the figures for the two databases were 930/1264 versus 987/1299, a difference of 2.4%. The main reason for differences between the databases was caused by ambiguous clinical codes in 66 cases and errors in coding for 57 cases. The next step is to find ways of using these indicators to promote real improvement in the care of these patients.
