Table 1.
Patient characteristics
| Low GNRI n = 38 | High GNRI n = 58 | F or χ 2 value | P value | |
|---|---|---|---|---|
| Age, years | 83.5 ± 8.3 | 81.0 ± 6.6 | 1.71a | 0.10 |
| Sex, male, % | 44.7 | 55.2 | 1.00 | 0.32 |
| BMI at admission, kg/m2 | 18.7 ± 2.2 | 23.2 ± 2.7 | 1.47a | <0.001 |
| Clinical parameters at admission | ||||
| Systolic blood pressure, mmHg | 141.7 ± 32.1 | 146.9 ± 36.6 | 0.03a | 0.47 |
| Diastolic blood pressure, mmHg | 77.7 ± 14.9 | 82.4 ± 28.8 | 1.54a | 0.50 |
| Heart rate, beats/min | 88.8 ± 24.1 | 88.1 ± 24.7 | 0.41a | 0.89 |
| LVEF, % | 49.7 ± 15.0 | 45.4 ± 15.8 | 0.29a | 0.19 |
| BNP level, pg/mL | 1045.6 ± 761.7 | 803.0 ± 600.4 | 4.54a | 0.10 |
| NYHA class I/II/III/IV, % | 2.6/18.4/50.0/28.9 | 1.7/19.0/43.1/36.2 | 0.70 | 0.874 |
| Creatinine level, mg/dL | 1.3 ± 0.9 | 1.3 ± 1.1 | 0.04 | 0.83 |
| eGFR, mL/min/1.73 m2 | 45.2 ± 21.2 | 49.5 ± 19.3 | 0.61a | 0.31 |
| Haemoglobin level, g/dL | 11.0 ± 2.4 | 12.0 ± 2.5 | 0.04a | 0.06 |
| Albumin level, g/dL | 3.4 ± 0.4 | 3.8 ± 0.4 | 0.51a | <0.001 |
| GNRI | 86.0 ± 5.9 | 101.2 ± 7.4 | 1.35a | <0.001 |
| Acute management, % | 23.7 | 27.6 | 0.18 | 0.67 |
| Co‐morbidity at admission, % | ||||
| Hypertension | 97.4 | 87.9 | 2.68 | 0.10 |
| DM | 21.1 | 50.0 | 8.12 | 0.004 |
| Ischaemic heart disease | 39.5 | 55.2 | 2.26 | 0.13 |
| Valvular disease | 50.0 | 34.5 | 2.29 | 0.13 |
| Atrial fibrillation | 23.7 | 43.1 | 3.79 | 0.052 |
| Orthopaedic disease | 42.1 | 39.7 | 0.06 | 0.81 |
| Neurological disease | 15.8 | 25.9 | 1.36 | 0.24 |
| Respiratory disease | 31.6 | 15.5 | 3.47 | 0.06 |
| Medications at admission | ||||
| Diuretic | 100.0 | 93.1 | 2.74 | 0.10 |
| Beta‐blockers | 63.2 | 79.3 | 3.03 | 0.08 |
| ACEI/ARB | 73.7 | 60.3 | 1.81 | 0.18 |
| Rehabilitation progress | ||||
| Initiation of walking exercise, days | 8.4 ± 8.2 | 6.4 ± 4.8 | 5.31a | 0.18 |
| Rehabilitation start, days | 2.2 ± 3.0 | 2.6 ± 2.7 | 0.52a | 0.50 |
| Length of hospital stay, days | 22.2 ± 11.0 | 19.8 ± 7.0 | 4.08a | 0.25 |
| Rehabilitation period, days | 19.9 ± 11.3 | 17.2 ± 6.4 | 6.29a | 0.13 |
| RMI score on admission | 2.6 ± 1.7 | 2.5 ± 2.1 | 1.50a | 0.81 |
| RMI score at discharge | 6.8 ± 2.6 | 8.2 ± 2.2 | <0.01a | 0.01 |
| Motor FIM score on admission | 33.1 ± 16.4 | 36.5 ± 15.6 | 0.15a | 0.31 |
| Motor FIM score at discharge | 67.2 ± 19.5 | 75.6 ± 13.3 | 4.87a | 0.02 |
Values are presented as mean ± standard deviation or %.
ACEI, angiotensin‐converting enzyme inhibitor; ARB, angiotensin receptor blocker; BMI, body mass index; BNP, brain natriuretic peptide; DM, diabetes mellitus; eGFR, estimated glomerular filtration rate; FIM, Functional Independence Measurement; GNRI, Geriatric Nutritional Risk Index; LVEF, left ventricular ejection fraction; NYHA, New York Heart Association; RMI, Rivermead Mobility Index.
a
F value.