Table 1.
General parameters of the blood component and transport.
| Parameter | Blood component | PTS (n)a | CRR (n)a | p-value |
|---|---|---|---|---|
| Storage Daysa | RBC | 11 (7 - 19) | 9 (7 - 21) | 0.885 |
| FP | 10 (6.5 – 14.5) | 10 (7.5 – 14.5) | 0.884 | |
| CR | 21 (18 - 47) | 21 (18 - 44) | 0.806 | |
| PC/PTP | 3 (3 - 4) | 3 (3 - 4) | 0.114 | |
| Volumea | RBC | 266 (242 - 298) | 267 (230 - 282) | 0.751 |
| FP | 191 (174.5 - 209) | 190 (174.5 – 212.5) | 0.712 | |
| CR | 32 (31 - 35) | 32.5 (31 – 34.5) | 1.0 | |
| PC | 53 (51.25 – 56.25) | 50,50 (48.50 – 51.75) | 0.114 | |
| PTP | 131b | 126b | - | |
| Irradiatedb | RBC | 8 (42.1%) | 8 (42.1%) | - |
| Leukoreducedb | RBC | 8 (42.1%) | 8 (42.1%) | - |
| LVUb | RBC | 1 (5.3%) | 1 (5.3%) | - |
| Transport Time (min)a | RBC | 3 (2 - 4) | 13 (13 - 14) | < 0.001 |
| FP | 3 (2-3) | 14 (13-15) | < 0.001 | |
| CR | 2c | 13 (10-27) | < 0.001 | |
| PC/PTP | 2d | 20e | 0.029 |
RBC: packed red blood cells. FP: fresh plasma. CR: cryoprecipitate. PC: platelet concentrate. PTP: plateletpheresis. LVU: low volume unit. PTS: pneumatic tube system. CRR: courier.
a
Median (p25 - p75).
b
Absolute and relative frequency.
c
Transport time is constant in the PTS category.
d
Two shipments with identical time.
e
Only one shipment of this blood component.