Symptoms | Positive predictive value (%) | Negative predictive value (%) | Sensitivity (%) | Specificity (%) |
---|---|---|---|---|
Frequent cough 24 | 40.62 | 73.88 | 24.07 | 85.92 |
Chronic cough 25 | 53.33 | 73.56 | 14.8 | 94.81 |
Frequent phlegm 26 | 36.11 | 73.20 | 24.07 | 82.96 |
Chronic phlegm 27 | 42.10 | 72.94 | 14.80 | 91.85 |
Frequent wheeze 28 | 34.61 | 72.39 | 16.66 | 87.40 |
Chronic wheeze 29 | 36.48 | 72.35 | 12.96 | 91.11 |
Shortness of breath grade I 30 | 32.35 | 72.25 | 20.37 | 82.96 |
Shortness of breath grade II 31 | 30.00 | 71.59 | 11.11 | 89.62 |
Composite variable for frequent symptoms 32 | 28.33 | 71.31 | 31.48 | 68.14 |
Composite variable for chronic symptoms 33 | 32.43 | 72.36 | 22.22 | 81.48 |
Self-reported asthma 34 | 36.84 | 72.35 | 12.96 | 91.11 |
Physician diagnosed asthma 35 | 27.27 | 71.34 | 5.55 | 94.07 |