Table 2.
Demographic information, health outcome measures for frailty groups defined by the UEF test. The asterisk symbol represents a significant between-group difference.
| Variable | Non-frail | Frail | P-value † | Lower CI | Upper CI | Effect size |
|---|---|---|---|---|---|---|
| Number, n (% of total) | 48 (48%) | 53 (52%) | - | - | - | - |
| UEF index (SD) | 0.18 (0.05) | 0.39 (0.10) | - | - | - | - |
| Male, n (% of the group) | 26 (54%) | 21 (40%) | 0.143 | −0.10 | 0.69 | - |
| Age, year (SD) | 76 (9) | 81 (9) | 0.004* | 0.88 | 4.39 | 0.56 |
| Stature, cm (SD) | 168.32 (9.41) | 166.48 (10.36) | 0.360 | −2.91 | 1.07 | 0.19 |
| Body mass, kg (SD) | 72.72 (15.14) | 68.84 (15.98) | 0.221 | −5.06 | 1.18 | 0.25 |
| Body mass index, kg/m2 (SD) | 25.55 (4.40) | 24.74 (4.84) | 0.388 | −1.33 | 0.52 | 0.18 |
| Unfavorable discharge disposition, n (% of the group) | 8 (17%) | 24 (45%) | 0.003* | 0.25 | 1.32 | - |
| Hospital length of stay, days (SD) | 4.44 (2.98) | 5.85 (5.31) | 0.200 | −0.33 | 1.54 | 0.33 |
| 30-day readmission, n (% of the group) | 10 (21%) | 19 (36%) | 0.136 | −0.85 | 0.11 | - |
| 60-day readmission, n (% of the group) | 15 (31%) | 28 (53%) | 0.097 | −0.80 | 0.07 | - |
| 30-day prospective fall, n (% of the group) | 5 (10%) | 16 (30%) | 0.049* | −1.14 | 0.04 | - |
†
P-values for between-group differences in adverse health outcome measures are adjusted for age, gender, and body mass index (BMI)