From: Mechanical induction of cough in Idiopathic Pulmonary Fibrosis
 | Total six minute cough count | ||||||||
---|---|---|---|---|---|---|---|---|---|
 | Posterior Chest | Anterior chest | Manubrium sternum | ||||||
 | 20 Hz | 40 Hz | 60 Hz | 20 Hz | 40 Hz | 60 Hz | 20 Hz | 40 Hz | 60 Hz |
LCQ | r = -0.29 | r = -0.42 | r = -0.24 | r = -0.2 | r = -0.42 | r = -0.65 | r = -0.06 | r = -0.31 | r = -0.41 |
 | p = 0.14 | p = 0.028* | p = 0.231 | p = 0.324 | p = 0.028* | p =< 0.001* | p = 0.758 | p = 0.116 | p = 0.032* |
CSS | r = 0.4 | r = 0.51 | r = 0.4 | r = 0.39 | r = 0.62 | r = 0.73 | r = 0.09 | r = 0.48 | r = 0.49 |
 | p = 0.038* | p = 0.007* | p = 0.038* | p = 0.043* | p =< 0.001* | p =< 0.001* | p = 0.638 | p = 0.011* | p = 0.01* |
VAS | r = 0.34 | r = 0.28 | r = 0.23 | r = 0.22 | r = 0.43 | r = 0.63 | r = 0.14 | r = 0.23 | r = 0.18 |
 | p = 0.079 | p = 0.158 | p = 0.241 | p = 0.28 | p = 0.024* | p =< 0.001* | p = 0.49 | p = 0.243 | p = 0.373 |