Table 5. Results from multivariate regression analyses, with pre-morbid, on-admission, or on-discharge BI scores as the dependent variables.
| Results | t value | β coefficient | p value |
|---|---|---|---|
|
All participants | |||
|
Model 1 – Pre-morbid BI scores (n = 82) | |||
| Hypertension | 2.03 | 0.24 | 0.047 |
| Old stroke | −2.15 | −0.32 | 0.04 |
| Proteinuria on dipstick tests | −2.02 | −0.27 | 0.048 |
|
Model 2 – On-admission BI scores (n = 136) | |||
| Old stroke | −3.44 | −0.26 | <0.01 |
| Dementia or Parkinsonism | −4.76 | −0.37 | <0.01 |
| Proteinuria on dipstick tests | −3.85 | −0.29 | <0.01 |
|
Model 3 – On-discharge BI scores (n = 136) | |||
| Malignancy | −3.21 | −0.26 | <0.01 |
| Old stroke | −2.66 | −0.21 | <0.01 |
| Dementia or Parkinsonism | −3.14 | −0.25 | <0.01 |
| Proteinuria on dipstick tests | −3.62 | −0.28 | <0.01 |
|
Non-DM participants | |||
|
Model 4 – Pre-morbid BI scores (n = 82) | |||
| Hypertension | 2.86 | 0.35 | <0.01 |
| Old stroke | −2.29 | −0.28 | 0.03 |
| Proteinuria on dipstick tests | −2.9 | −0.36 | <0.01 |
|
Model 5 – On-admission BI scores (n = 136) | |||
| Malignancy | −3.06 | −0.29 | <0.01 |
| Old stroke | −2.45 | −0.23 | 0.02 |
| Dementia or Parkinsonism | −3.62 | −0.34 | <0.01 |
| Proteinuria on dipstick tests | −3.34 | −0.32 | <0.001 |
|
Model 6 – On-discharge BI scores (n = 136) | |||
| Malignancy | −2.42 | −0.24 | 0.02 |
| Peptic ulcer | 2.63 | 0.26 | 0.01 |
| Dementia or Parkinsonism | −3.15 | −0.3 | <0.01 |
| Proteinuria on dipstick tests | −3.03 | −0.3 | <0.01 |
|
Non-hypertensive participants | |||
|
Model 7 – Pre-morbid BI scores (n = 82) | |||
| Proteinuria on dipstick tests | −2.08 | −0.36 | 0.047 |
|
Model 8 – On-admission BI scores (n = 136) | |||
| Old stroke | −2.07 | −0.24 | 0.04 |
| Proteinuria on dipstick tests | −2.66 | −0.32 | 0.01 |
|
Model 9 – On-discharge BI scores (n = 136) | |||
| COPD | 2.76 | 0.3 | 0.01 |
| Charlson index scores | −3.01 | −0.34 | <0.01 |
| Proteinuria on dipstick tests | −2.51 | −0.28 | 0.02 |
|
Non-CKD participants | |||
|
Model 10 – Pre-morbid BI scores (n = 82) | |||
| Hypertension | 2.45 | 0.28 | 0.02 |
| Old stroke | −2.44 | −0.28 | 0.02 |
| Proteinuria on dipstick tests | −1.83 | −0.21 | 0.07 |
|
Model 11 – On-admission BI scores (n = 136) | |||
| Malignancy | −2.03 | −0.17 | 0.045 |
| Old stroke | −2.89 | −0.24 | <0.01 |
| Dementia or Parkinsonism | −3.96 | −0.34 | <0.01 |
| Proteinuria on dipstick tests | −3.37 | −0.28 | <0.01 |
|
Model 12 – On-discharge BI scores (n = 136) | |||
| Age | −2.02 | −0.18 | 0.046 |
| Malignancy | −2.91 | −0.26 | <0.01 |
| Peptic ulcer | 2.07 | 0.19 | 0.04 |
| Dementia or Parkinsonism | −2.74 | −0.24 | <0.01 |
| Proteinuria on dipstick tests | −2.7 | −0.24 | <0.01 |
Variables in all models included age, gender, all comorbidities, Charlson index, and vital signs, and laboratory profiles.
BI, Barthel index; CKD, chronic kidney disease; COPD, chronic obstructive pulmonary disease; DM, diabetes mellitus.