Cough | 8–9 | 61.0 | 74.0 | 11.7 | 97.1 | 2.3 (1.3 to 3.4) | 0.53 (0.49 to 0.56) | 9 |
| 10–12 | 64.9 | 76.5 | 16.2 | 96.9 | 2.8 (1.7 to 3.9) | 0.46 (0.43 to 0.49) | 13 |
Phlegm | 8–9 | 43.9 | 70.7 | 7.9 | 95.7 | 1.5 (0.6 to 2.4) | 0.79 (0.77 to 0.82) | 4 |
| 10–12 | 57.9 | 69.3 | 11.7 | 95.9 | 1.9 (1.0 to 2.8) | 0.61 (0.58 to 0.64) | 8 |
Wheezing | 8–9 | 57.1 | 92.9 | 32.0 | 97.4 | 8.1 (6.1 to 10.0) | 0.46 (0.43 to 0.50) | 29 |
| 10–12 | 60.7 | 92.5 | 35.8 | 97.2 | 8.1 (6.3 to 9.9) | 0.42 (0.39 to 0.46) | 33 |
Cough + phlegm + wheezing | 8–9 | 31.7 | 97.8 | 44.8 | 96.2 | 14.2 (11.7 to 16.7) | 0.70 (0.67 to 0.73) | 41 |
| 10–12 | 33.9 | 97.4 | 47.5 | 95.5 | 13.1 (10.8 to 15.3) | 0.68 (0.65 to 0.71) | 43 |
Cough + wheezing | 8–9 | 43.9 | 97.2 | 47.4 | 96.8 | 15.8 (13.2 to 18.4) | 0.58 (0.54 to 0.61) | 44 |
| 10–12 | 46.4 | 95.8 | 43.3 | 96.3 | 11.1 (9.0 to 13.2) | 0.56 (0.53 to 0.59) | 40 |