Table 1 Patient Characteristics
| Â | Â | Respiratory symptoms | ||
|---|---|---|---|---|
|  | Overall (n = 289) | Pneumonia (n = 81) | No Pneumonia (n = 208) | P |
Age | 83 (7) | 83 (7) | 83 (7) | 0.82 |
Sex (male/female) | 125/164 (43%/57%) | 44/37 (54%/46%) | 81/127 (39%/61%) | 0.02 |
Weight | 67 (17)a | 65 (16) | 68 (17) | 0.16 |
Respiratory diseases | 86/282 (31%) | 27/79 (34%) | 59/203 (29%) | 0.40 |
 Asthma/COPD | 68/282 (24%) | 21/79 (27%) | 47/203 (23%) | 0.55 |
 Other lung disease | 27/282 (10%) | 7/79 (9%) | 20/203 (10%) | 0.80 |
Cardiovascular diseases | 216/282 (77%) | 60/79 (76%) | 156/203 (77%) | 0.87 |
Other diseases | 201/282 (71%) | 54/79 (68%) | 147/203 (72%) | 0.50 |
 Dementia | 60/282 (21%) | 17/79 (22%) | 43/203 (21%) | 0.95 |
 Depression | 37/289 (13%) | 11/81 (14%) | 26/208 (13%) | 0.81 |
 Rheumatic disease | 81/282 (29%) | 20/79 (25%) | 61/203 (29%) | 0.43 |
 Diabetes mellitus |  |  |  | 0.65 |
  Type 1 | 2/282 (1%) | 0/79 (0%) | 2/203 (1.0%) |  |
  Type 2 | 62/282 (22%) | 15/79 (17%) | 47/203 (23%) |  |
 Cancer | 66/282 (23%) | 15/79 (19%) | 51/203 (25%) | 0.67 |
Smoking | 37/282 (17%) | 15/64 (23%) | 22/155 (14%) | 0.09 |
Vitamin D supplement | 103/289 (36%) | 29/81 (36%) | 74/208 (36%) | 0.97 |
ADL-score 4 | 89 (32%)b | 27 (34%) | 62 (31%) | Â |
ADL-score 3 | 107 (38%) | 30 (38%) | 77 (38%) | Â |
ADL-score 2 | 72 (26%) | 19 (24%) | 53 (26%) | Â |
ADL-score 1 | 14 (5%) | 3 (5%) | 11 (5%) | Â |
Vaccination | 112/282 (40%) | 34/79 (43%) | 78/203 (38%) | 0.48 |