TABLE 1

Red Cell Survival Data

Counts/min in 5-mL samples
DayWhole bloodPlasmaRed blood cells
13,454.886.73,368.1
22,953.461.22,892.2
32,901.660.52,841.1
72,627.456.42,571.0
102,631.653.42,578.2
132,388.156.02,332.1
152,139.454.62,084.8
172,186.453.12,133.3
  • Whole-blood and plasma samples are recorded. Red blood cell counts were calculated by subtracting plasma counts from whole-blood counts.