Barthel Index (BI) is a validated and widely used instrument
to measure disability in ADL.19,20 The original BI a
disability profile scale developed by Barthel in 1965 to
evaluate a patient’s self-care abilities in 10 areas, including
bowel and bladder control. The patient is scored from 0 to 15
points in various categories, depending on his or her need for
help, such as in feeding, bathing, dressing, and walking. In
the present study, the version used was the one described by
Wade and Collin in 1988, which has a total BI score of 20.21
The severity of disability is classified as mild (BI15), moderate
to severe (5BI15), and very severe (BI5).