| PC (61) % | PC, newly diagnosed (47) % | PwC (153) % | |
| Cardiovascular diseases | 20 ( 12/61) | 21 (10/47) | 26(40/153) |
| Gastrointestinal Diseases* | 21 (13/61) | 28(13/47) | 11(17/153) |
| Endocrine Diseases | 20 (12/61) | 23(11/47) | 24(37/153) |
| Heamatologic diseases* | 21 (13/61) | 21 (10/47) | 7(10/153) |
| Uro-nefrologic diseases* | 21(13/61) | 19(9/47) | 11(16/153) |
Table 1: Disease entities in which COPD was a frequent CO. Diagnoses found significantly more often in PC diagnosed at this examination than in general in hospital. * p< 0.05