how is the long stay mds 3

how is the long stay mds 3.0 quality measure percent of low risk residents who lose control of their bowel or bladder computed?

a. excluding low risk conditions and determining the proportion of the remainder who meet the quality measure definition of losing control of bowel or bladder

b. excluding high risk conditions and determining the proportion of the remainder who meet the quality measure definition of losing control of bowel or bladder

c. applying covariates incontinent of bowel or bladder and activities of daily living dependence

d. defining low risk based on frequency of incontinence episodes