Diagnostic predictors of transfer from hospital to RAC on discharge
| Diagnosis variable | Cases n=4406 | Controls n=512 063 | Unadjusted OR (95% CI) | Partially adjusted OR* (95% CI) | Full model OR† (95% CI) |
| Huntington disease | 84 (1.9%) | 181 (0.0%) | 54.96 (42.36 to 71.32) | 30.23 (22.26 to 41.05) | 29.97 (20.88 to 43.01) |
| Dementia | 561 (12.7%) | 951 (0.2%) | 78.42 (70.31 to 87.45) | 19.78 (17.44 to 22.43) | 15.14 (13.10 to 17.51) |
| Multiple sclerosis | 189 (4.3%) | 2752 (0.5%) | 8.29 (7.14 to 9.64) | 8.21 (6.94 to 9.71) | 8.43 (6.96 to 10.22) |
| Wernicke’s encephalopathy | 58 (1.3%) | 177 (0.0%) | 38.58 (28.64 to 51.97) | 9.03 (6.41 to 12.71) | 6.58 (4.40 to 9.83) |
| Motor neuron disease | 52 (1.2%) | 516 (0.1%) | 11.84 (8.89 to 15.77) | 6.54 (4.79 to 8.93) | 5.62 (3.93 to 8.03) |
| Parkinson’s disease | 130 (3.0%) | 1084 (0.2%) | 14.33 (11.92 to 17.23) | 5.55 (4.52 to 6.82) | 5.55 (4.33 to 7.11) |
| Need for palliative care | 421 (9.6%) | 2032 (0.4%) | 26.52 (23.77 to 29.59) | 8.47 (7.50 to 9.56) | 5.32 (4.48 to 6.33) |
| Intellectual disability | 700 (15.9%) | 17 257 (3.4%) | 5.42 (4.99 to 5.88) | 3.89 (3.52 to 4.30) | 3.72 (3.31 to 4.19) |
| Stroke | 929 (21.1%) | 12 094 (2.4%) | 11.05 (10.25 to 11.90) | 3.72 (3.42 to 4.04) | 3.08 (2.75 to 3.46) |
| Difficulties with mobility and personal care | 797 (18.1%) | 3860 (0.8%) | 29.08 (26.76 to 31.59) | 7.72 (7.01 to 8.51) | 2.87 (2.57 to 3.22) |
| Other genitourinary diseases | 1810 (41.1%) | 26 785 (5.2%) | 12.63 (11.88 to 13.43) | 5.93 (5.53 to 6.36) | 2.65 (2.43 to 2.90) |
| Cerebral palsy | 78 (1.8%) | 1925 (0.4%) | 4.78 (3.80 to 6.00) | 5.82 (4.48 to 7.56) | 2.52 (1.89 to 3.37) |
| Pressure injury and ulcers | 811 (18.4%) | 4844 (0.9%) | 23.62 (21.78 to 25.62) | 4.74 (4.30 to 5.22) | 2.35 (2.09 to 2.64) |
| Primary malignant cancers | 635 (14.4%) | 14 552 (2.8%) | 5.76 (5.28 to 6.27) | 2.47 (2.25 to 2.71) | 1.88 (1.59 to 2.21) |
| Epilepsy | 377 (8.6%) | 12 843 (2.5%) | 3.64 (3.27 to 4.05) | 3.08 (2.73 to 3.47) | 1.78 (1.54 to 2.05) |
| Neurological symptoms and signs | 1371 (31.1%) | 26 414 (5.2%) | 8.31 (7.78 to 8.86) | 3.81 (3.54 to 4.10) | 1.77 (1.61 to 1.93) |
| Falls | 785 (17.8%) | 18 284 (3.6%) | 5.85 (5.41 to 6.33) | 2.47 (2.26 to 2.70) | 1.76 (1.55 to 2.00) |
| Chronic liver disease | 433 (9.8%) | 12 884 (2.5%) | 4.22 (3.82 to 4.67) | 1.95 (1.75 to 2.18) | 1.67 (1.46 to 1.91) |
| Chronic respiratory diseases | 919 (20.9%) | 19 644 (3.8%) | 6.61 (6.13 to 7.11) | 1.95 (1.79 to 2.11) | 1.48 (1.35 to 1.64) |
| Gastrointestinal symptoms and signs | 978 (22.2%) | 25 828 (5.0%) | 5.37 (5.00 to 5.77) | 3.07 (2.83 to 3.32) | 1.43 (1.29 to 1.58) |
| Other factors influencing health status and contact with health services | 3140 (71.3%) | 230 981 (45.1%) | 3.02 (2.83 to 3.22) | 1.62 (1.51 to 1.74) | 1.35 (1.25 to 1.47) |
| Secondary mental disorders | 150 (3.4%) | 1674 (0.3%) | 10.75 (9.07 to 12.73) | 3.02 (2.46 to 3.70) | 1.34 (1.06 to 1.70) |
| Delirium | 289 (6.6%) | 3439 (0.7%) | 10.38 (9.17 to 11.75) | 3.29 (2.86 to 3.79) | 1.32 (1.12 to 1.57) |
| Other neurological conditions | 1806 (41.0%) | 125 113 (24.4%) | 2.15 (2.02 to 2.28) | 2.21 (2.06 to 2.36) | 1.31 (1.20 to 1.43) |
| Diabetes | 886 (20.1%) | 31 542 (6.2%) | 3.83 (3.56 to 4.13) | 1.38 (1.27 to 1.50) | 1.30 (1.18 to 1.43) |
| Other endocrine, nutritional and metabolic diseases | 1941 (44.1%) | 63 638 (12.4%) | 5.55 (5.23 to 5.89) | 2.03 (1.90 to 2.17) | 1.26 (1.15 to 1.37) |
| Infections | 1968 (44.7%) | 60 793 (11.9%) | 5.99 (5.64 to 6.36) | 2.61 (2.44 to 2.79) | 1.21 (1.11 to 1.32) |
| Behavioural and emotional symptoms and signs | 355 (8.1%) | 17 421 (3.4%) | 2.49 (2.23 to 2.78) | 1.81 (1.59 to 2.05) | 1.17 (1.00 to 1.36) |
| Traumatic brain injury | 153 (3.5%) | 9652 (1.9%) | 1.87 (1.59 to 2.20) | 1.47 (1.22 to 1.76) | 1.14 (0.92 to 1.42) |
| Other symptoms and signs | 1616 (36.7%) | 53 259 (10.4%) | 4.99 (4.69 to 5.31) | 2.60 (2.43 to 2.79) | 1.14 (1.04 to 1.24) |
| Problems related to housing, economic and social situation | 653 (14.8%) | 45 332 (8.9%) | 1.79 (1.65 to 1.95) | 1.27 (1.15 to 1.39) | 1.13 (1.01 to 1.26) |
| Dental caries | 54 (1.2%) | 1597 (0.3%) | 3.97 (3.02 to 5.21) | 1.45 (1.04 to 2.02) | 1.10 (0.75 to 1.60) |
| Skin disease | 678 (15.4%) | 19 168 (3.7%) | 4.68 (4.30 to 5.08) | 1.84 (1.67 to 2.02) | 1.09 (0.97 to 1.22) |
| Alcohol, substance and other mental disorders | 1158 (26.3%) | 132 886 (26.0%) | 1.02 (0.95 to 1.09) | 1.02 (0.95 to 1.10) | 1.05 (0.96 to 1.15) |
| Secondary malignant cancers | 324 (7.4%) | 5743 (1.1%) | 7.00 (6.23 to 7.86) | 2.90 (2.57 to 3.28) | 1.01 (0.83 to 1.23) |
| Diseases of eyes and ears | 527 (12.0%) | 13 616 (2.7%) | 4.97 (4.53 to 5.46) | 1.90 (1.71 to 2.12) | 1.00 (0.88 to 1.13) |
| Acute and chronic renal disease | 565 (12.8%) | 14 548 (2.8%) | 5.03 (4.60 to 5.50) | 1.38 (1.25 to 1.53) | 0.99 (0.88 to 1.12) |
| Other injuries | 1691 (38.4%) | 104 213 (20.4%) | 2.44 (2.29 to 2.59) | 1.53 (1.43 to 1.63) | 0.97 (0.89 to 1.05) |
| Diseases of the digestive system | 1192 (27.1%) | 53 957 (10.5%) | 3.15 (2.94 to 3.37) | 1.51 (1.40 to 1.62) | 0.95 (0.87 to 1.04) |
| Fractures | 392 (8.9%) | 22 140 (4.3%) | 2.16 (1.95 to 2.40) | 1.26 (1.13 to 1.42) | 0.91 (0.78 to 1.07) |
| Other circulatory system disorders | 1838 (41.7%) | 69 117 (13.5%) | 4.59 (4.32 to 4.87) | 1.44 (1.34 to 1.54) | 0.90 (0.82 to 0.98) |
| Musculoskeletal | 1465 (33.3%) | 82 920 (16.2%) | 2.58 (2.42 to 2.75) | 1.52 (1.41 to 1.62) | 0.88 (0.80 to 0.97) |
| Other common mental disorders | 767 (17.4%) | 116 898 (22.8%) | 0.71 (0.66 to 0.77) | 0.75 (0.69 to 0.82) | 0.86 (0.78 to 0.95) |
| Other cancers | 116 (2.6%) | 8165 (1.6%) | 1.67 (1.39 to 2.01) | 1.01 (0.83 to 1.25) | 0.77 (0.61 to 0.97) |
| Circulatory and respiratory symptoms and signs | 303 (6.9%) | 21 903 (4.3%) | 1.65 (1.47 to 1.86) | 0.91 (0.80 to 1.03) | 0.74 (0.64 to 0.86) |
| Asthma | 58 (1.3%) | 7585 (1.5%) | 0.89 (0.68 to 1.15) | 0.67 (0.51 to 0.88) | 0.72 (0.53 to 0.97) |
| Blood disorders | 554 (12.6%) | 14 237 (2.8%) | 5.03 (4.59 to 5.51) | 1.55 (1.40 to 1.72) | 0.69 (0.61 to 0.79) |
| Schizophrenia | 372 (8.4%) | 31 106 (6.1%) | 1.43 (1.28 to 1.59) | 0.32 (0.28 to 0.37) | 0.65 (0.56 to 0.76) |
| Other oral disorders | 98 (2.2%) | 3420 (0.7%) | 3.38 (2.76 to 4.14) | 1.26 (0.99 to 1.61) | 0.65 (0.50 to 0.86) |
| Intentional self-harm | 51 (1.2%) | 22 161 (4.3%) | 0.26 (0.20 to 0.34) | 0.36 (0.26 to 0.48) | 0.57 (0.41 to 0.79) |
| Coronary heart disease | 196 (4.4%) | 13 550 (2.6%) | 1.71 (1.48 to 1.98) | 0.59 (0.51 to 0.69) | 0.55 (0.46 to 0.65) |
| Rehabilitation, convalescence and respite | 1089 (24.7%) | 18 829 (3.7%) | 8.60 (8.02 to 9.22) | 1.85 (1.70 to 2.02) | 0.51 (0.46 to 0.57) |
| Upper respiratory diseases | 39 (0.9%) | 9763 (1.9%) | 0.46 (0.34 to 0.63) | 0.65 (0.46 to 0.92) | 0.46 (0.31 to 0.68) |
| Spinal cord injury | 21 (0.5%) | 638 (0.1%) | 3.84 (2.48 to 5.94) | 0.35 (0.21 to 0.59) | 0.21 (0.12 to 0.36) |
*Partially adjusted ORs were calculated using a model adjusting only for sociodemographic/non-diagnosis variables shown in table 2.
†Adjusted ORs were calculated using a model adjusting for all diagnosis and sociodemographic/non-diagnosis variables (sociodemographic/non-diagnosis variables are shown in table 2).
RAC, residential aged care.