{"id":6785,"date":"2025-05-24T16:00:00","date_gmt":"2025-05-24T16:00:00","guid":{"rendered":"https:\/\/weedman.ai\/?p=6785"},"modified":"2025-05-24T16:00:00","modified_gmt":"2025-05-24T16:00:00","slug":"metaanalyza-zjistila-ze-testovani-ustni-tekutiny-je-nedostatecne-pro-zjisteni-ovlivneni-konopim","status":"publish","type":"post","link":"https:\/\/weedman.ai\/cs\/novinky\/vyzkum\/2025\/05\/24\/metaanalyza-zjistila-ze-testovani-ustni-tekutiny-je-nedostatecne-pro-zjisteni-ovlivneni-konopim\/","title":{"rendered":"Metaanal\u00fdza zjistila, \u017ee testov\u00e1n\u00ed \u00fastn\u00ed tekutiny je nedostate\u010dn\u00e9 pro zji\u0161t\u011bn\u00ed po\u0161kozen\u00ed konop\u00edm"},"content":{"rendered":"<p>Ned\u00e1vn\u00e1 metaanal\u00fdza publikovan\u00e1 v \u010dasopise Heliyon zpochyb\u0148uje spolehlivost test\u016f na p\u0159\u00edtomnost konop\u00ed v \u00fastech (OF) pro hodnocen\u00ed expozice konop\u00ed a zhor\u0161en\u00ed jeho vlivu. V\u00fdzkumn\u00edci z Kanadsk\u00e9ho institutu pro v\u00fdzkum u\u017e\u00edv\u00e1n\u00ed n\u00e1vykov\u00fdch l\u00e1tek na University of Victoria v Britsk\u00e9 Kolumbii vyhodnotili \u00fadaje ze sedmi studi\u00ed, kter\u00fdch se z\u00fa\u010dastnilo 116 osob, a zjistili, \u017ee testy OF \u010dasto poskytuj\u00ed nekonzistentn\u00ed v\u00fdsledky, a to i u osob, kter\u00e9 konzumuj\u00ed podobn\u00e9 mno\u017estv\u00ed konop\u00ed.<\/p>\n\n\n\n<p>Zji\u0161t\u011bn\u00ed ukazuj\u00ed, \u017ee mezi subjekty, kter\u00fdm byla pod\u00e1na stejn\u00e1 d\u00e1vka, existuje zna\u010dn\u00e1 variabilita koncentrac\u00ed THC, co\u017e vede k nespolehliv\u00fdm \u00fadaj\u016fm, kter\u00e9 sni\u017euj\u00ed \u00fa\u010dinnost test\u016f OF. V\u00fdzkumn\u00edci uvedli: \"V\u00fdzkum ukazuje vysokou m\u00edru variability koncentrac\u00ed THC u subjekt\u016f, kter\u00fdm bylo pod\u00e1no stejn\u00e9 mno\u017estv\u00ed konop\u00ed.\" Tato variabilita \u010dasto vede k extr\u00e9mn\u00edm odlehl\u00fdm hodnot\u00e1m hladin THC, co\u017e sni\u017euje d\u016fv\u011bryhodnost test\u016f OF jako n\u00e1stroje pro m\u011b\u0159en\u00ed ovlivn\u011bn\u00ed konop\u00edm.<\/p>\n\n\n\n<p>Anal\u00fdza rovn\u011b\u017e zd\u016fraznila, \u017ee u osob, kter\u00e9 kou\u0159\u00ed konop\u00ed, je v\u00fdrazn\u011b vy\u0161\u0161\u00ed pravd\u011bpodobnost pozitivn\u00edho v\u00fdsledku test\u016f OF ve srovn\u00e1n\u00ed s osobami, kter\u00e9 u\u017e\u00edvaj\u00ed produkty obsahuj\u00edc\u00ed konop\u00ed peror\u00e1ln\u011b. Studie d\u00e1le odhalila, \u017ee n\u011bkte\u0159\u00ed jedinci mohou m\u00edt pozitivn\u00ed test na expozici konop\u00ed i v\u00edce ne\u017e 24 hodin po kou\u0159en\u00ed, co\u017e m\u016f\u017ee nastat daleko za \u010dasov\u00fdm r\u00e1mcem jak\u00e9koli vn\u00edmateln\u00e9 intoxikace.<\/p>\n\n\n\n<p>Auto\u0159i dosp\u011bli k z\u00e1v\u011bru, \u017ee validita test\u016f OF nen\u00ed dostate\u010dn\u00e1 pro odhalen\u00ed p\u0159edchoz\u00edho u\u017eit\u00ed konop\u00ed ani zhor\u0161en\u00e9ho stavu, zejm\u00e9na p\u0159i b\u011b\u017en\u011b pou\u017e\u00edvan\u00e9 hrani\u010dn\u00ed hodnot\u011b 1 ng\/ml THC. Tvrdili, \u017ee \"testy OF by nem\u011bly b\u00fdt pova\u017eov\u00e1ny za platn\u00fd ukazatel [konop\u00edm zp\u016fsoben\u00e9ho] po\u0161kozen\u00ed zdrav\u00ed\".<\/p>\n\n\n\n<p>V roce 2023 zavedly americk\u00e9 feder\u00e1ln\u00ed dopravn\u00ed \u00fa\u0159ady nov\u00e1 pravidla, kter\u00e1 umo\u017e\u0148uj\u00ed \u0159idi\u010d\u016fm s komer\u010dn\u00ed licenc\u00ed rozhodnout se pro testov\u00e1n\u00ed \u00fastn\u00ed tekutiny nam\u00edsto povinn\u00e9 anal\u00fdzy mo\u010di. Tato pravidla v\u0161ak dosud nebyla na feder\u00e1ln\u00edch pracovi\u0161t\u00edch zavedena. Zast\u00e1nci, v\u010detn\u011b organizace NORML, tvrd\u00ed, \u017ee p\u0159\u00edtomnost THC nebo jeho metabolit\u016f v t\u011blesn\u00fdch tekutin\u00e1ch - a\u0165 u\u017e v krvi, mo\u010di nebo slin\u00e1ch - by nem\u011bla b\u00fdt pova\u017eov\u00e1na za zn\u00e1mku zhor\u0161en\u00e9ho zdravotn\u00edho stavu, proto\u017ee tyto markery spolehliv\u011b nep\u0159edpov\u00eddaj\u00ed sn\u00ed\u017een\u00ed v\u00fdkonnosti.<\/p>\n\n\n\n<p>M\u00edsto toho spole\u010dnost NORML podporuje zaveden\u00ed hodnocen\u00ed zalo\u017een\u00e9ho na v\u00fdkonnosti, jako je DRUID nebo AlertMeter spole\u010dnosti Predictive Safety, kter\u00e9 m\u011b\u0159\u00ed kognitivn\u00ed schopnosti bu\u010f na z\u00e1klad\u011b p\u0159edchoz\u00edho v\u00fdkonu jednotlivce, nebo na z\u00e1klad\u011b obecn\u00e9 z\u00e1kladn\u00ed hodnoty. C\u00edlem tohoto p\u0159\u00edstupu je poskytnout p\u0159esn\u011bj\u0161\u00ed p\u0159edstavu o schopnosti osoby plnit \u00fakoly pod vlivem konop\u00ed.<\/p>\n\n\n\n<p>Kompletn\u00ed studie s n\u00e1zvem \"Koncentrace delta-9-tetrahydrokanabinolu v \u00fastn\u00ed tekutin\u011b v r\u016fzn\u00fdch \u010dasov\u00fdch bodech po u\u017eit\u00ed: An individual participant meta-analysis,\" je k dispozici v \u010dasopise Heliyon. Dal\u0161\u00ed informace naleznete tak\u00e9 v informa\u010dn\u00edm listu NORML \"Marijuana Legalization and Impact on the Workplace\".<\/p>","protected":false},"excerpt":{"rendered":"<p>Ned\u00e1vn\u00e1 metaanal\u00fdza publikovan\u00e1 v \u010dasopise Heliyon zpochyb\u0148uje spolehlivost testov\u00e1n\u00ed or\u00e1ln\u00ed tekutiny (OF) pro hodnocen\u00ed expozice konop\u00ed a zhor\u0161en\u00ed.....<\/p>","protected":false},"author":2,"featured_media":6784,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[71],"tags":[2150,1624,51],"class_list":["post-6785","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-research","tag-impairment","tag-testing","tag-thc"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Meta-Analysis Finds Oral Fluid Testing Inadequate for Cannabis Impairment - 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