Effects of one directional pneumatic tube system on routine hematology and chemistry parameters; A validation study at a tertiary care hospital

Autor: A-Jin Lee, Hun Suk Suh, Chang-Ho Jeon, Sang-Gyung Kim
Jazyk: angličtina
Rok vydání: 2017
Předmět:
Zdroj: Practical Laboratory Medicine, Vol 9, Iss , Pp 12-17 (2017)
Druh dokumentu: article
ISSN: 2352-5517
DOI: 10.1016/j.plabm.2017.07.002
Popis: Background: The validation of sample stability through pneumatic tube system (PTS) is essential. The objective of this study was to evaluate the effects of PTS transportation on laboratory results. Methods: Paired EDTA and SST blood samples were collected from 56 randomly selected patients. Laboratory parameters were compared between PTS group and hand-delivered group. Results: No statistical differences were observed for complete blood counts, white blood cell differential parameters, erythrocyte sedimentation rate and most chemistry parameters between PTS and hand-delivered transport procedures. Mean platelet volume results obtained from samples transported through PTS were lower than that obtained from samples transported through hand-delivered method (P = 0.001). The results of aspartate aminotransferase (P = 0.000), lactate dehydrogenase (P = 0.000), and hemolysis index (P = 0.000) from PTS group were higher than that from hand-delivered group. Conclusions: All laboratories should validate the stability of the results from samples according to transportation method. Keywords: Pneumatic tube, Courier, Transportation, Preanalytical phase, Quality
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