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    Interventional procedure overview of cryotherapy for chronic rhinitis

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    Table 1 Abbreviations

    Abbreviation

    Definition

    AE

    Adverse event

    AR

    Allergic rhinitis

    CGI-I

    Clinical Global Impression of Improvement

    FDA

    Food and Drug Administration

    IQR

    Interquartile range

    LOCF

    Last observation carried forward

    NAR

    Non-allergic, non-infectious rhinitis

    OR

    Odds ratio

    PNN

    Posterior nasal nerve

    RCT

    Randomised controlled trial

    RNS

    Runny nose score

    RQLQ

    Rhinoconjunctivitis Quality of Life Questionnaire

    SNOT-22

    22-item Sino-Nasal Outcomes Test

    TNSS

    Total Nasal Symptom Score

    MAUDE

    Manufacturer and User Device Facility Experience

    MCID

    Minimum clinically important difference

    NOSE

    Nasal obstruction symptom evaluation

    rTNSS

    Reflective Total Nasal Symptom Score

    VAS

    Visual Analog Scale