Ifudu et al used a modified Karnofsky scale to evaluate patients receiving maintenance hemodialysis. This uses functional performance and disability to stratify the patient. The authors are from State University of New York Health Science Center in Brooklyn, New York.
Major categories:
(1) independent
(2) requires assistance but living at home
(3) totally disabled or requires frequent nursing care
(4) hospitalized
Category
Status
Score
independent
normal function, without disability
96 - 100
full activities, with minor signs and symptoms
91 - 95
usual activities, requires effort
81 - 90
can do most out-of-home activities
76 - 80
limited to home
70 - 75
needs assistant
for errands
65 - 69
for meal preparations
60 - 64
for bathing or dressing (activities of daily living)
55 - 59
home attendant but not totally disabled
50 - 54
totally disabled
living at home
45 - 49
living in nursing home
40 - 44
hospitalized
fair condition
35 - 39
poor condition
30 - 34
progressive fatal process
< 30
where:
• The original table assigns "usual activities with effort" as 81 - 94, which overlaps with "minor signs and symptoms". Since all of the other values did not overlap, I reassigned the values so that there was no overlap.
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