Table 1 Demographic characteristics and clinical features of included charts
All patients (N = 150) | Given antibiotics (N = 129) | Not given antibiotics (N = 21) | |
|---|---|---|---|
Age (mean, [SD]) years | 85.4 [7.2] | 85.5 [7.2] | 84.9 [7.6] |
Female | 85 (57%) | 75 (58%) | 10 (48%) |
Living arrangement | |||
Independent | 70 (47%) | 56 (43%) | 14 (67%) |
Retirement home | 43 (29%) | 39 (30%) | 4 (19%) |
Long-term care | 34 (23%) | 32 (25%) | 2 (10%) |
Unknown/unclear | 3 (2%) | 2 (2%) | 1 (5%) |
Arrival by ambulance | 112 (75%) | 96 (74%) | 16 (76%) |
Admission service | |||
Internal medicine | 134 (89%) | 119 (92%) | 15 (71%) |
Family medicine | 16 (11%) | 10 (8%) | 6 (29%) |
Length of stay (median, [IQR]) days | 18 [11, 29] | 18 [12, 29] | 14 [9, 33] |
Comorbidities | |||
Diabetes | 38 (25%) | 34 (26%) | 4 (19%) |
CAD | 22 (15%) | 20 (16%) | 2 (10%) |
CHF | 26 (17%) | 22 (17%) | 4 (19%) |
COPD/Asthma | 29 (19%) | 26 (20%) | 3 (14%) |
CKD | 23 (15%) | 18 (14%) | 5 (24%) |
CVA | 26 (17%) | 22 (17%) | 4 (19%) |
Dementia | 77 (51%) | 64 (50%) | 13 (62%) |
Cancer | 30 (20%) | 27 (20%) | 3 (14%) |
Pelvic prolapse | 6 (4%) | 6 (5%) | 0 |
UTI within last 6 months | 23 (15%) | 21 (16%) | 2 (10%) |
Abx within last 6 months | 76 (51%) | 69 (54%) | 7 (33%) |
Antibiotic given | 129 (86%) | ||