Demographics of patients in the usual care and video-intervention cohorts
| Variable | Total (n=250) | Usual care (n=108) | Video intervention (n=142) | P value |
| Age (years): mean (SD) | 69.8 (13.8) | 70.4 (15.3) | 69.4 (12.5) | 0.56 |
| Gender (female): n (% female) | 121 (48.4) | 57 (52.8) | 64 (45.0) | 0.23 |
| Charlson Comorbidity Index: median (IQR) | 3 (2, 4) | 3 (2, 4) | 3 (2, 5) | 0.84 |
| Admitting diagnosis: n (%) | 0.39 | |||
| Cancer | 27 (10.8) | 11 (10.2) | 16 (11.3) | |
| Congestive heart failure | 32 (12.8) | 18 (16.7) | 14 (9.9) | |
| COPD | 20 (8.0) | 8 (7.4) | 12 (8.5) | |
| Hypertension | 46 (18.4) | 20 (18.5) | 26 (18.3) | |
| Osteoarthritis | 46 (18.4) | 23 (21.3) | 23 (16.2) | |
| Others | 79 (31.6) | 28 (25.9) | 51 (35.9) | |
| Admission unit (n (%)) | 0.007 | |||
| Telemetry | 16 (6.4) | 9 (8.3) | 7 (4.9) | |
| Intensive care unit | 10 (4) | 8 (7.4) | 2 (1.4) | |
| Medical | 54 (21.6) | 15 (13.9) | 39 (27.5) | |
| Surgical | 170 (68) | 76 (70.4) | 94 (66.2) |
*Values in bold indicate significant differences at p<0.05.
COPD, chronic obstructive pulmonary disease.