Table 1.
patients characteristics at admission.
| Variable | Modality | N = 56 |
| Sex | Female | 24 (43%) |
| Male | 32 (57%) | |
| Age (years) | Median (IQR) | 83.0 [76.3-87.0] |
| Weight (kg) | Mean (SD) | 73.7 (15.2) |
| BMI (kg/m2) | Mean (SD) | 27.1 (5.3) |
| Underweight (<22) | 10 (18%) | |
| Normal (22-24.9) | 8 (14%) | |
| Overweight (25-29.9) | 22 (39%) | |
| Obesity (>30) | 13 (23%) | |
| Missing | 3 (5%) | |
| Smoking status | Non-smoker | 28 (50%) |
| Former smoker | 20 (36%) | |
| Active smoker | 5 (9%) | |
| Missing | 3 (5%) | |
| Comorbidities | Hypertension | 42 (75%) |
| Cardiac arrhythmia | 20 (36%) | |
| Chronic heart failure | 28 (50%) | |
| Coronaropathy | 9 (16%) | |
| Cardiac valve disease | 7 (13%) | |
| OLD | 16 (29%) | |
| OSA | 4 (7%) | |
| Active cancer | 16 (29%) | |
| Diabetes (w/ complications) | 10 (18%) | |
| Immunosuppression | 7 (13%) | |
| Severe CKD | 3 (5%) | |
| NCD (excluding dementia) | 9 (16%) | |
| Dementia | 12 (21%) | |
| Treatments | ACE inhibitors | 17 (30%) |
| ARB | 14 (25%) | |
| Number of daily treatments | 1 - 4 | 9 (16%) |
| 5 - 10 | 26 (46%) | |
| 11 - 20 | 18 (32%) | |
| Missing | 3 (5%) | |
| CFS at admission | 2 | 2 (4%) |
| 3 | 11 (20%) | |
| 4 | 13 (23%) | |
| 5 | 10 (18%) | |
| 6 | 12 (21%) | |
| 7 | 7 (13%) | |
| Missing | 1 (2%) | |
| Living conditions | Institutionalized | 7 (13%) |
| Alone | 21 (38%) | |
| Accompanied | 26 (46%) | |
| Missing | 2 (4%) | |
| LCAS at admission | 2 | 21 (37%) |
| 3 | 35 (63%) |
IQR: interquartile range; SD: standard deviation; BMI: body mass index; OLD: obstructive lung disease; OSA: obstructive sleep apnea; w/: with; CKD: chronic kidney diseases; NCD: neurological chronic diseases; ACE: angiotensin-converting enzyme; ARB: angiotensin receptor blockers; CFS: Clinical Frailty Scale; LCAS: level of care assessment scale.