From: Classification of chronic cough by systematic treatment cascade trial starting with beta agonist
BA | CVA | NHBRC | AC | SBS | GERD | |
---|---|---|---|---|---|---|
(n = 19) | (n = 47) | (n = 30) | (n = 17) | (n = 5) | (n = 12) | |
Duration (days) | 421 (898) | 195 (428) | 491 (1194) | 654 (1406) | 399 (396) | 97 (39) |
IgE ( IU/ml) | 1181 (3349) | 291 (583) | 262 (542) | 255 (383) | 127 (198) | 139 (168) |
PND (%) | 26 | 32 | 18 | 29 | 100* | 17 |
PC20 (mg/ml) | 4.347 (5.820)* | 4.149 (2.944)* | >20 | >20 | >20 | >20 |
%VC (%) | 113 (18) | 106 (15) | 112 (13) | 118 (17) | 105 (20) | 115 (13) |
%FEV1/FVC (%) | 72 (11)* | 81 (11) | 83 (7) | 83 (7) | 75 (8) | 82 (6) |