Fig. 4

Changes in serum protein levels in each case from the start of treatment to day 3. Data are expressed as a ratio to the value before starting plasma hemodiafiltration. The two cases of early death (cases 6 and 7) had the lowest rate of increase in protein levels on day 1 and showed a downward trend on day 3. Solid line, cases 6 (blotting out) and 7; dashed line, all other cases