Weight difference^pre dialysis-post dialysis:MDiff:Pt:^Patient:Qn:Calculated
weight difference^pre dialysis-post dialysis:mdiff:pt:^patient:qn:calculated
Weight difference^pre dialysis-post dialysis:Mass Difference:To identify measures at a point in time:^Patient:Quantitative:Calculated
weight difference^pre dialysis-post dialysis:mass difference:to identify measures at a point in time:^patient:quantitative:calculated