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Related Concept Videos

Relative Risk01:12

Relative Risk

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Relative risk (RR) is a statistical measure commonly used in epidemiology to compare the likelihood of a particular event occurring between two groups. This metric is important for evaluating the relationship between exposure to a specific risk factor and the probability of a particular outcome. It plays a crucial role in medical research, public health studies, and risk assessment. Relative risk quantifies how much more (or less) likely an event is to occur in an exposed group compared to an...
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Psychosurgery

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Psychosurgery, the surgical alteration or permanent removal of brain tissue to alleviate severe psychological conditions, stands as one of the most radical and controversial treatments in the history of mental health care. Its development and application have evolved significantly, marked by dramatic shifts in scientific understanding and ethical perspectives.
Historical Development of Psychosurgery
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Hazard Ratio01:12

Hazard Ratio

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The hazard ratio (HR) is a widely used measure in clinical trials to compare the risk of events, such as death or disease recurrence, between two groups over time. It reflects the ratio of hazard rates—the instantaneous risk of the event occurring—between a treatment group and a control group. This measure provides valuable insights into the relative effectiveness of a treatment by assessing how the risk of an event differs between the two groups.
For example, in a clinical trial...
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Awake "Double-W" barbed palatoplasty for snoring: a pilot study.

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Reasonable Risk Ratio of Palate Surgery: A New Critical Analysis.

Kenny P Pang1, Joon Wei Lim2, Kathleen A Pang3

  • 1Otolaryngology, Asia Sleep Centre, Paragon, Singapore, Singapore.

Journal of Otolaryngology - Head & Neck Surgery = Le Journal D'Oto-Rhino-Laryngologie Et De Chirurgie Cervico-Faciale
|September 17, 2024
PubMed
Summary

The reasonable risk ratio (RRR) analysis shows barbed repositioning pharyngoplasty (BRP) and expansion sphincter pharyngoplasty (ESP) have fewer complications than modified uvulopalatopharyngoplasty (mUPPP) for sleep apnea surgery.

Keywords:
complicationsobstructive sleep apneapalate surgeryreasonable risk ratiosuccess rate

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Area of Science:

  • Otolaryngology
  • Sleep Medicine
  • Surgical Outcomes Research

Background:

  • Palate surgeries are common treatments for obstructive sleep apnea (OSA).
  • Assessing complication risks is crucial for patient selection and surgical planning.
  • Existing data on comparative risks of different palate surgeries can be complex to interpret.

Purpose of the Study:

  • To introduce and apply a novel metric, the reasonable risk ratio (RRR), for analyzing critical complication risks in palate surgeries for OSA.
  • To compare the complication profiles of three palate surgeries: expansion sphincter pharyngoplasty (ESP), barbed repositioning pharyngoplasty (BRP), and modified uvulopalatopharyngoplasty (mUPPP).

Main Methods:

  • A comprehensive analysis of published meta-analyses and systematic reviews spanning 20 years was conducted.
  • The RRR was calculated by dividing the complication rate by the success rate for each surgical procedure.
  • A benchmark RRR range (0.035–0.078) was established using tonsillectomy data.

Main Results:

  • The RRR for foreign body sensation varied: BRP (0.03–0.23, mean 0.14), ESP (0.01), and mUPPP (0.33–0.55, mean 0.44).
  • Swallowing difficulties showed RRRs of 0.04–0.23 (mean 0.11) for BRP and 0.37 for mUPPP; none reported for ESP.
  • Overall RRRs were: ESP (0.01), BRP (0.09), and mUPPP (0.29), indicating ESP and BRP have lower complication risks.

Conclusions:

  • The RRR provides a valuable data-driven tool for surgical decision-making and patient counseling in OSA treatment.
  • Barbed repositioning pharyngoplasty (BRP) and expansion sphincter pharyngoplasty (ESP) demonstrate significantly lower complication risks compared to modified uvulopalatopharyngoplasty (mUPPP).
  • These findings support the use of BRP and ESP over mUPPP when considering complication profiles for palate surgeries in OSA patients.