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NMI correlations with criterion tests
NMI = Nasal mucus index; IL = interleukin; PMN = polymorphonuclear neutrophil; WURSS-21 = Wisconsin Upper Respiratory Symptom Survey, 21 item; AUC = area under the curve.
*Concurrent validity assesses same-day measurements; predictive validity assesses day 1 NMI with overall acute respiratory infection episode severity.
#Based on the Student's t-test for testing whether specific regression coefficient equals zero.
