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Related Concept Videos

Changes in the Appendicular Skeleton with Age01:09

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The upper and lower limb initially develops as a small bulge called a limb bud, which appears on the lateral side of the early embryo. The upper limb bud appears near the end of the fourth week of development, with the lower limb bud appearing shortly after.
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Aging and its effect on bone remodeling is the most common cause of bone disorders. In young and healthy people, bone deposition and resorption happen at an equal rate to maintain optimal bone health.
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Method and Instrumented Fixture for Femoral Fracture Testing in a Sideways Fall-on-the-Hip Position
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Seasonal Variation in Hip Fracture Mortality.

Dennis K H Yee1, Christian Fang2, T W Lau1

  • 1Queen Mary Hospital, Pok Fu Lam, Hong Kong.

Geriatric Orthopaedic Surgery & Rehabilitation
|March 4, 2017
PubMed
Summary
This summary is machine-generated.

Winter hip fracture surgery is linked to a higher risk of patient mortality. This association remained significant even after accounting for factors like age, sex, and comorbidities.

Keywords:
anesthesiafragility fracturesgeriatric traumaosteoporosistrauma surgery

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Area of Science:

  • Orthopedic Surgery
  • Public Health
  • Epidemiology

Background:

  • Hip fractures are a common cause of morbidity and mortality, particularly in older adults.
  • Seasonal variations in surgical timing may influence patient outcomes.

Purpose of the Study:

  • To investigate the association between wintertime surgery and mortality following hip fracture operations.
  • To determine if seasonal timing impacts patient survival rates after hip fracture repair.

Main Methods:

  • Retrospective observational cohort study utilizing data from the Clinical Data Analysis Reporting System.
  • Inclusion of 35,409 patients undergoing hip fracture operations between July 2005 and December 2013.
  • Cox regression hazard modeling to assess the effect of winter surgery on mortality, adjusting for age, sex, surgical delay, and Charlson Comorbidity Index (CCI).

Main Results:

  • A higher hazard of mortality was observed for operations performed during winter months (Hazard Ratio [HR] 1.040; 95% CI: 1.010-1.072; P = .009).
  • Increased mortality risk was particularly noted in male patients, those aged 85 and older, with longer surgical delays, and higher CCI scores.
  • Seasonal variation showed a higher incidence of hip fracture operations during winter.

Conclusions:

  • Wintertime hip fracture surgery is associated with an increased hazard of mortality.
  • The findings highlight the potential impact of surgical timing on outcomes for hip fracture patients, independent of other risk factors.