Table 1.
Patient demographics and comorbidities at baseline.
| Characteristic | Non-ICU (N = 40) | ICU (N = 45) |
|---|---|---|
| Age (years) | 63 (54–73) | 61 (52–68) |
| Male (%) | 70 | 64 |
| BMI (kg/m2) | 26 (24–29) (N = 39) | 29 (26–35) (N = 42) |
| Education n (%) | (N = 34) | (N = 30) |
| None | 2 (6) | 2 (7) |
| Five-year secondary school | 10 (29) | 10 (33) |
| Six-year secondary school | 7 (21) | 10 (33) |
| Grammar school | 6 (18) | 3 (10) |
| University/college degree | 9 (26) | 5 (17) |
| Cardiovascular risk factors n (%) | ||
| Arterial hypertension | 19 (48) | 26 (58) |
| Coronary artery disease | 4 (10) | 5 (11) |
| Heart failure | 4 (10) | 0 |
| Pulmonary risk factors n (%) | ||
| Chronic obstructive pulmonary disease | 5 (13) | 2 (4) |
| Bronchial asthma | 7 (18) | 5 (11) |
| Obstructive sleep apnea | 0 | 2 (4) |
| Neurologic disorder n (%) | ||
| Apoplex cerebri | 0 | 0 |
| Parkinson’s disease | 2 (5) | 2 (4) |
| Multiple sclerosis | 0 | 0 |
| Psychatric disorder n (%) | ||
| Dementia | 2 (5) | 0 |
| Depression | 3 (8) | 2 (4) |
| Psychosis | 1 (3) | 0 |
| Anxiety disorder | 0 | 1 (2) |
| Clinical frailty scale n (%) | (N = 35) | (N = 34) |
| Very fit (1) | 4 (11) | 2 (6) |
| Well (2) | 15 (43) | 10 (29) |
| Managing well (3) | 7 (20) | 9 (26) |
| Vulnerable (4) | 4 (11) | 6 (18) |
| Mildly frail (5) | 4 (11) | 1 (3) |
| Moderately frail (6) | 0 | 2 (6) |
| Severely frail (7) | 1 (3) | 3 (9) |
| Very severely frail (8) | 0 | 1 (3) |
| Terminally ill (9) | 0 | 0 |
Values are depicted as median plus interquartile range, or percentage of patients as indicated.
ICU intensive care unit, BMI body mass index.