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. 2017 Oct;12(5):774–786.
Dysfunctional Breathing Present Dysfunctional Breathing Absent
At least one question scored 2 or 3? 26 0 (.5)
No questions scored 2 or 3 20 5
Dysfunctional Breathing defined as any one of the following:
Resting End-Tidal CO of < 35mmHg
Positive Hi Lo Breathing Assessment
Scoring above the threshold on either the Self-Evaluation of Breathing Symptoms Questionnaire (>25) or the Nijmegen Breathing Questionnaire (>22)
Chi Square significant, p =0.03