| Research Abstract |
The numbers of National Health Insurance Receipts in 1983/84 and 1986/87 in S. city, Osaka, were 6,548 and 8,000, and the numbers of patients were 2,249 and 2,651 respectively.
The numbers of patients by categories of length of stay in 1983/84 and 1986/87 were 1,296 and 1,458 for 'shorter than 31 days', 505 and 630 for '31-90 days', 222 and 238 for '91-180 days', and 226 and 325 for '181 days or more', respectively.
The average length of stay (days) of patients by categories of length of stay in those years were 11.6 and 11.7, 54.1 and 54.0, 125.4 and 127.9, and 308.2 and 288.4, respectively.
Seeing from the average length of stay of patients, there should be four categories of hospitals such as acute hospital, subacute one, middle-stay one, and long-stay one, where patients stay shorter than 31 days, between 31 to 90 days, between 91 to 180 days, and 181 days or over, respectively.
It is caluculated from the data of 1986/87 that 50 beds are necessary for acute hospital, 100 for subacute, 85 for middly-stay, and 260 for long-stay, and as a total 495 beds are needed. Distribution of beds among those four categories are 10.1%, 20.2%, 17.2%,and 52.5%, respectively.
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