{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,3]],"date-time":"2026-07-03T22:59:48Z","timestamp":1783119588007,"version":"3.54.6"},"reference-count":19,"publisher":"BMJ","issue":"8","content-domain":{"domain":["bmj.com"],"crossmark-restriction":true},"short-container-title":["J Clin Pathol"],"accepted":{"date-parts":[[2023,4,17]]},"published-print":{"date-parts":[[2024,8]]},"abstract":"<jats:sec>\n                  <jats:title>Aim<\/jats:title>\n                  <jats:p>To systematically examine the sample suitability and stability for volatile alcohols (methanol, ethanol and isopropanol with its metabolite acetone) and glycols (ethylene\/propylene glycols, EG\/PG) in different collection tubes.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Method<\/jats:title>\n                  <jats:p>Two pools of whole blood were created and spiked with two levels of volatile alcohols and EG\/PG. The spiked whole blood was added to six different blood collection tubes and were kept at different storage conditions. An aliquot was prepared from baseline replicates. Concentrations of volatile alcohols and glycols were analysed by gas chromatography.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Results<\/jats:title>\n                  <jats:p>All blood collection tubes have demonstrated similar performance over different storage conditions, that is, to be statistically insignificant (p&gt;0.05) with the only exception of PG at the high concentration of day 7 at 4\u00b0C condition (p&lt;0.05\u2009but clinically insignificant as &lt;clinical acceptable limit (CAL) of 25%). Compared with the baseline, most volatile alcohols showed statistical significance (p&lt;0.05) but were clinically stable for all storage conditions (biases&lt;CAL). Similarly, compared with day 1, most EG\/PG were stable up to 28 days at \u221220\u00b0C. Aliquoted samples were clinically stable up to 28 days at \u221220\u00b0C.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Conclusion<\/jats:title>\n                  <jats:p>Grey\/red\/lavender, serum separator tube, plasma separator tube and the newly developed Barricor tubes are all suitable for volatile alcohols and EG\/PG analysis. Primary samples are stable for 2\u2009days room temperature, 14 days at 4\u00b0C and 28 days at \u221220\u00b0C for volatile alcohols, and 2\u2009days room temperature, 7\u2009days at 4\u00b0C, and 28 days at \u221220\u00b0C for EG. Aliquoted samples are stable up to 28 days at \u221220\u00b0C for all volatile alcohols and glycols.<\/jats:p>\n               <\/jats:sec>","DOI":"10.1136\/jcp-2022-208649","type":"journal-article","created":{"date-parts":[[2023,5,10]],"date-time":"2023-05-10T10:16:28Z","timestamp":1683713788000},"page":"568-573","update-policy":"https:\/\/doi.org\/10.1136\/crossmarkpolicy","source":"Crossref","is-referenced-by-count":2,"title":["Sample suitability and stability in different blood collection tubes for methanol, ethanol, isopropanol, acetone and glycols analysis"],"prefix":"10.1136","volume":"77","author":[{"given":"Leonardo","family":"Cui","sequence":"first","affiliation":[{"name":"Department of Laboratory Medicine, Dr. Everett Chalmers Regional Hospital, Horizon Health Network, Fredericton, New Brunswick, Canada"},{"name":"Neuroscience Program, University of Western Ontario, London, Ontario, Canada"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"John G.","family":"Swanwick","sequence":"additional","affiliation":[{"name":"Department of Laboratory Medicine, Dr. Everett Chalmers Regional Hospital, Horizon Health Network, Fredericton, New Brunswick, Canada"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-8853-1417","authenticated-orcid":false,"given":"Yu","family":"Chen","sequence":"additional","affiliation":[{"name":"Department of Laboratory Medicine, Dr. Everett Chalmers Regional Hospital, Horizon Health Network, Fredericton, New Brunswick, Canada"},{"name":"Department of Pathology, Dalhousie University, Halifax, Nova Scotia, Canada"},{"name":"Discipline of Laboratory Medicine, Memorial University of Newfoundland, St. John\u2019s, Newfoundland and Labrador, Canada"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"239","published-online":{"date-parts":[[2023,5,9]]},"reference":[{"key":"2025092506023884000_77.8.568.1","unstructured":"Baselt R . 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