Table 1.

Transition probabilities applied in the cost-effectiveness model

Parameters	Base case estimate	SD	Source
Transition probabilities:
Intervention cohort
Daily probability of sub-acute episode	0.003	0.007	Study data
Proportion of sub-acute episodes treated within the facility	0.670	0.388	Study data
Daily probability of sub-acute episodes admitted to hospital	0.722	0.288	Study data
Daily probability of residents being discharged from hospital	0.283	0.150	Study data
Usual care cohort
Daily probability of residents being admitted to hospital	0.001	0.004	Study data
Daily probability of residents being discharged from hospital	0.151	0.072	Study data
All residents
Daily probability of death	0.0011	0.0001	Study data
Costs
New diagnostic equipment (annualised)a
Bladder Scanner ×1	1714	672	Study data
ECG Machine ×1	351	138	Study data
Vital Signs Monitor ×1	277	109	Study data
RACF bed day	194	76	[35]
Ambulance transfer to hospital	649	254	[36]
Hospital bed day	1807b	1028	[14]
Utility values
RACF residents	0.514	0.252	[37]
Elderly inpatients admitted from RACF	0.44	0.4	[38]

RACF residential aged care facility; SD standard deviation; ECG electrocardiogram

^aCosts were annualised over a useful life of 7 years according to Australian government depreciation schedules (Income Tax Assessment Act, Income Tax (Effective Life of Depreciating Assets) Determination 2015)

^bInflated to 2018 dollars using an index of hospital price inflation [39]