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z scores are the standardized values obtained after converting a normal distribution into a standard normal distribution. A z score is measured in units of the standard deviation. The z score tells you how many standard deviations the value x is above (to the right of) or below (to the left of) the mean, μ. Values of x that are larger than the mean have positive z scores, and values of x that are smaller than the mean have negative z scores. If x equals the mean, then x has a z score of...
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Should average SNOT 22 scores be calculated regionally?

I M Khan1, S Mohamad1, S Ansari1

  • 1a Department of Otolaryngology-Head and Neck Surgery , Monklands Hospital , Airdrie , Scotland.

Acta Oto-Laryngologica
|September 26, 2015
PubMed
Summary

The average Sino Nasal Outcome Test (SNOT) 22 score in Lanarkshire was 18. This local SNOT 22 score average can serve as a valuable reference for managing patients with nasal symptoms.

Keywords:
CRS (chronic rhino sinusitis)PROM (patient reported outcome measures)SNOT 22 (sino nasal outcome test)

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Area of Science:

  • Otolaryngology
  • Rhinology
  • Quality of Life Assessment

Background:

  • Nasal symptoms significantly impact patient quality of life.
  • Standardized outcome measures are crucial for effective patient management.
  • The Sino Nasal Outcome Test (SNOT) 22 is a widely used tool for assessing sinonasal disease impact.

Purpose of the Study:

  • To determine the average Sino Nasal Outcome Test (SNOT) 22 score within the Lanarkshire population.
  • To establish a local benchmark for SNOT 22 scores.
  • To compare findings with existing literature on sinonasal outcome measures.

Main Methods:

  • Prospective data collection involving 115 participants from NHS Lanarkshire.
  • Exclusion of individuals with a history of sinonasal disease, hay fever, prior nasal surgeries, or topical steroid use.
  • Administration of the SNOT 22 questionnaire to healthy participants and hospital staff.

Main Results:

  • A total of 115 SNOT 22 forms were analyzed.
  • The study included 85 females and 29 males, with a mean age of 49 years.
  • The mean SNOT 22 score was calculated to be 18 (range 0-89).

Conclusions:

  • The calculated mean SNOT 22 score of 18 provides a local reference point for Lanarkshire.
  • Healthcare providers should utilize locally derived SNOT 22 averages for patient management.
  • Establishing regional benchmarks aids in the consistent assessment and treatment of nasal conditions.