Table 2 Chronic rhinosinusitis (CRS) in 2013 and its relationship to chronic bronchitis (CB) in 2018
No CRS (n = 7138) | CRS (n = 255) | Total (n = 7393) | |
|---|---|---|---|
New-onset CB, n (%) | |||
Yes | 197 (2.8) | 58 (11.8) | 255 (3.5) |
No | 6704 (97.2) | 434 (88.2) | 7138 (96.5) |
No CRS (n = 7138) | CRS (n = 255) | Total (n = 7393) | |
|---|---|---|---|
New-onset CB, n (%) | |||
Yes | 197 (2.8) | 58 (11.8) | 255 (3.5) |
No | 6704 (97.2) | 434 (88.2) | 7138 (96.5) |