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    Attention COACH STUDY participants:

    The principal investigators of the study request that you use the official version of the modified score here.

    HACOR Score

    Predicts failure of noninvasive ventilation (NIV) in hypoxemic patients.

    INSTRUCTIONS

    Use this score in patients who have undergone 1 hour of NIV to assist in predicting failure of NIV.

    When to Use

    Do you use the HACOR Score and want to contribute your expertise? Join our contributor team!

    ≤120
    0
    ≥121
    +1
    ≥7.35
    0
    7.30–7.34
    +2
    7.25–7.29
    +3
    <7.25
    +4
    15
    0
    13-14
    +2
    11-12
    +5
    ≤10
    +10
    ≥201
    0
    176–200
    +2
    151–175
    +3
    126–150
    +4
    101–125
    +5
    ≤100
    +6
    ≤30
    0
    31–35
    +1
    36–40
    +2
    41–45
    +3
    ≥46
    +4

    Result:

    Please fill out required fields.

    Next Steps
    Evidence
    Creator Insights
    Dr. Jun Duan

    About the Creator

    Jun Duan, MD, currently works at the Department of Respiratory and Critical Care Medicine, The First Affiliated Hospital of Chongqing Medical University in Chongqing, China. Dr. Duan's primary research is focused on emergency medicine, respiratory medicine, and pulmonology.

    To view Dr. Jun Duan's publications, visit PubMed

    Are you Dr. Jun Duan? Send us a message to review your photo and bio, and find out how to submit Creator Insights!
    MDCalc loves calculator creators – researchers who, through intelligent and often complex methods, discover tools that describe scientific facts that can then be applied in practice. These are real scientific discoveries about the nature of the human body, which can be invaluable to physicians taking care of patients.
    About the Creator
    Dr. Jun Duan
    Are you Dr. Jun Duan?