Publications from OUS - Substance Use and Health Outcomes
90 publications found
Publications 2025
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Cognitive function among people with severe substance use
Eur Addict Res, 1-20 (in press)
DOI 10.1159/000543755, PubMed 39900001
Publications 2024
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Enantiomer-specific analysis of amphetamine in urine, oral fluid and blood
J Anal Toxicol, 48 (5), 254-262
DOI 10.1093/jat/bkae038, PubMed 38706158 -
Is alcohol and psychoactive medication use associated with excess hospital length-of-stay and admission frequency? A cross-sectional, observational study
BMC Emerg Med, 24 (1), 63
DOI 10.1186/s12873-024-00979-y, PubMed 38627626 -
Recommendations for effective collaboration and capacity building in epidemiological studies on the effect of alcohol and drug use on traffic safety in low- and middle-income countries
Traffic Inj Prev, 25 (3), 313-321
DOI 10.1080/15389588.2024.2316720, PubMed 38426896 -
Substance use and driver fatality in Norway: An expanded case-control study
Traffic Inj Prev, 1-9 (in press)
DOI 10.1080/15389588.2024.2392274, PubMed 39190537 -
Driving under the influence of cocaine and MDMA: Relationship between blood concentrations and results from clinical test of impairment
J Anal Toxicol, 48 (5), 380-387
DOI 10.1093/jat/bkae024, PubMed 38613441 -
The relationship between clinical impairment and blood drug concentration: Comparison between the most prevalent traffic relevant drug groups
Forensic Sci Int, 363, 112180
DOI 10.1016/j.forsciint.2024.112180, PubMed 39141931 -
Buffer-free high pH mobile phase LC-MS/MS for determination of the alcohol biomarker phosphatidylethanol 16:0/18:1 and 20 drugs and metabolites in whole blood
Talanta, 282, 126964
DOI 10.1016/j.talanta.2024.126964, PubMed 39366246 -
Identifying excessive chronic alcohol use with phosphatidylethanol in patients with suspected severe injury-results from the IDART study
Alcohol Alcohol, 59 (3)
DOI 10.1093/alcalc/agae014, PubMed 38497164 -
Screening and Following Up Harmful Alcohol Use "… is Not Necessarily Your Primary Focus": A Qualitative Study Exploring Health Professionals' Experiences Addressing Harmful Alcohol Use in a Norwegian Hospital
J Multidiscip Healthc, 17, 5189-5198
DOI 10.2147/JMDH.S475750, PubMed 39558926 -
Assessing alcohol consumption across phosphatidylethanol levels using HDL-cholesterol as a predictor
Alcohol Alcohol, 60 (1)
DOI 10.1093/alcalc/agae085, PubMed 39671567
Publications 2023
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Prevalence of use and impairment from drugs and alcohol among trauma patients: A national prospective observational study
Injury, 54 (12), 111160
DOI 10.1016/j.injury.2023.111160, PubMed 37944451 -
Crash-involved THC-positive drivers in Norway have a high frequency of polysubstance use
Drug Alcohol Depend, 244, 109800
DOI 10.1016/j.drugalcdep.2023.109800, PubMed 36774807 -
Prevalence of alcohol and drugs among drivers killed in road traffic crashes in Norway during 2011-2020
Traffic Inj Prev, 24 (3), 256-261
DOI 10.1080/15389588.2023.2174801, PubMed 36763459 -
Drug analysis: Comparison between dried plasma spots and liquid plasma samples of trauma patients from Cameroon-A feasibility study
Drug Test Anal, 16 (3), 303-308
DOI 10.1002/dta.3545, PubMed 37464568 -
All-cause and cause-specific mortality among individuals imprisoned for driving under the influence of alcohol and drugs in Norway (2000-2016): a retrospective cohort study
BMJ Open, 13 (12), e078848
DOI 10.1136/bmjopen-2023-078848, PubMed 38159948 -
An accurate and precise liquid chromatography-tandem mass spectrometry method for the determination of six phosphatidylethanol homologues in whole blood with phospholipid interferences minimized
J Chromatogr A, 1711, 464451 (in press)
DOI 10.1016/j.chroma.2023.464451, PubMed 39491082 -
Nystagmus among suspected amphetamine impaired drivers
J Forensic Leg Med, 95, 102502
DOI 10.1016/j.jflm.2023.102502, PubMed 36924680 -
Psychoactive substances and previous hospital admissions, triage and length of stay in rural injuries: a prospective observational study
Scand J Trauma Resusc Emerg Med, 31 (1), 86
DOI 10.1186/s13049-023-01156-z, PubMed 38012704 -
Comparative Study of Postmortem Concentrations of Benzodiazepines and Z-Hypnotics in Several Different Matrices
J Anal Toxicol, 47 (3), 287-298
DOI 10.1093/jat/bkac106, PubMed 36542823
Publications 2022
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Opioid related deaths in Norway in 2000-2019
Drug Alcohol Depend, 232, 109281
DOI 10.1016/j.drugalcdep.2022.109281, PubMed 35042099 -
Concentrations of psychoactive substances in blood samples from non-fatal and fatal opioid overdoses
Br J Clin Pharmacol, 88 (10), 4494-4504
DOI 10.1111/bcp.15365, PubMed 35470456 -
[High level of ferritin and HDL cholesterol is associated with high alcohol consumption]
Tidsskr Nor Laegeforen, 142 (17)
DOI 10.4045/tidsskr.22.0431, PubMed 36416649 -
Deaths associated with MDMA in the period 2000-2019
Tidsskr Nor Laegeforen, 142 (8)
DOI 10.4045/tidsskr.21.0547, PubMed 35635429 -
Determination of eight phosphatidylethanol homologues in blood by reversed phase liquid chromatography-tandem mass spectrometry - How to avoid co-elution of phosphatidylethanols and unwanted phospholipids
J Chromatogr A, 1684, 463566
DOI 10.1016/j.chroma.2022.463566, PubMed 36306689 -
Systematic screening of substance use upon hospitalisation
Tidsskr Nor Laegeforen, 142 (14)
DOI 10.4045/tidsskr.22.0481, PubMed 36226432 -
Prevalence of alcohol among drivers, riders and pedestrians injured in road traffic crashes in Cameroon: a cross-sectional study
Int J Inj Contr Saf Promot, 29 (3), 340-347
DOI 10.1080/17457300.2022.2030365, PubMed 35077267 -
Correlation between oral fluid and blood THC concentration: A systematic review and discussion of policy implications
Accid Anal Prev, 173, 106694
DOI 10.1016/j.aap.2022.106694, PubMed 35640367 -
Falsely low phosphatidylethanol may be associated with biomarkers of haemolytic disease
Basic Clin Pharmacol Toxicol, 132 (2), 223-230
DOI 10.1111/bcpt.13814, PubMed 36370095
Publications 2021
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Use of alcohol and illicit drugs by trauma patients in Sao Paulo, Brazil
Injury, 53 (1), 30-36
DOI 10.1016/j.injury.2021.10.032, PubMed 34749908 -
The importance of alcohol in elderly's hospital admissions for fall injuries: a population case-control study
Nordisk Alkohol Nark, 39 (1), 38-49
DOI 10.1177/14550725211015836, PubMed 35308463 -
Quality of care, resource use and patient outcome by use of emergency response team compared with standard care for critically ill medical patients in the emergency department: a retrospective single-centre cohort study from Norway
BMJ Open, 11 (8), e047264
DOI 10.1136/bmjopen-2020-047264, PubMed 34385247 -
Which illicit drugs are injected in Oslo? A study based on analysis of drug residues in used injection equipment and self-reported information
Scand J Public Health, 51 (1), 21-27
DOI 10.1177/14034948211043984, PubMed 34538164 -
Poor correlation between alcohol concentration in oral fluid and breath in subjects consuming beverages immediately before testing
Biochem Med (Zagreb), 32 (1), 010902
DOI 10.11613/BM.2022.010902, PubMed 34955675 -
The alcohol marker phosphatidylethanol is closely related to AST, GGT, ferritin and HDL-C
Basic Clin Pharmacol Toxicol, 130 (1), 182-190
DOI 10.1111/bcpt.13662, PubMed 34591374 -
Prevalence and Correlates of Illicit Drug Use among Norwegian Nightlife Patrons
Subst Use Misuse, 56 (11), 1697-1706
DOI 10.1080/10826084.2021.1949613, PubMed 34251973 -
The Association between the Alcohol Biomarker Phosphatidylethanol (PEth) and Self-Reported Alcohol Consumption among Russian and Norwegian Medical Patients
Alcohol Alcohol, 56 (6), 726-736
DOI 10.1093/alcalc/agab013, PubMed 33677484 -
Multimorbidity, psychoactive substance use and psychological distress among acute medically ill patients: a cross-sectional study
BMJ Open, 11 (11), e052428
DOI 10.1136/bmjopen-2021-052428, PubMed 34815283 -
Roadside surveys of drinking and driving in Cameroon
Traffic Inj Prev, 22 (5), 349-354
DOI 10.1080/15389588.2021.1922682, PubMed 34014768 -
Alcohol and drug use among road users involved in fatal crashes in Norway
Traffic Inj Prev, 22 (4), 267-271
DOI 10.1080/15389588.2021.1887854, PubMed 33724110 -
Geographical mapping of road traffic injuries in Lilongwe, Malawi
Injury, 52 (4), 806-813
DOI 10.1016/j.injury.2021.02.028, PubMed 33712299 -
Psychoactive substances have major impact on injuries in rural arctic Norway - A prospective observational study
Acta Anaesthesiol Scand, 65 (6), 824-833
DOI 10.1111/aas.13807, PubMed 33638866
Publications 2020
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Oral Fluid to Blood Concentration Ratios of Different Psychoactive Drugs in Samples from Suspected Drugged Drivers
Ther Drug Monit, 42 (5), 795-800
DOI 10.1097/FTD.0000000000000760, PubMed 32251151 -
Post-mortem toxicological analyses of blood samples from 107 patients receiving opioid agonist treatment: substances detected and pooled opioid and benzodiazepine concentrations
Addiction, 116 (4), 845-855
DOI 10.1111/add.15211, PubMed 32738014 -
The implementation of per-se limits for driving under the influence of benzodiazepines and related drugs: No increased risk for arrest during therapeutic use in Norway
Traffic Inj Prev, 21 (2), 122-126
DOI 10.1080/15389588.2020.1724977, PubMed 32119573 -
Characteristics, management and outcome of critically ill general medical patients in the Emergency Department: An observational study
Int Emerg Nurs, 54, 100939
DOI 10.1016/j.ienj.2020.100939, PubMed 33302239 -
NEWS2 versus a single-parameter system to identify critically ill medical patients in the emergency department
Resusc Plus, 3, 100020
DOI 10.1016/j.resplu.2020.100020, PubMed 34223303 -
Prevalence of psychoactive substance use among acutely hospitalised patients in Oslo and Moscow: a cross-sectional, observational study
BMJ Open, 10 (9), e032572
DOI 10.1136/bmjopen-2019-032572, PubMed 32948540 -
Determination of drug residues in used syringe needles
Drug Test Anal, 12 (3), 410-416
DOI 10.1002/dta.2759, PubMed 31899604 -
Blood Concentrations of Designer Benzodiazepines: Relation to Impairment and Findings in Forensic Cases
J Anal Toxicol, 44 (8), 905-914
DOI 10.1093/jat/bkaa043, PubMed 32369173 -
Associations between psychoactive substance use and sensation seeking behavior among drivers in Norway
BMC Public Health, 20 (1), 23
DOI 10.1186/s12889-019-8087-0, PubMed 31914964 -
Determination of the alcohol biomarker phosphatidylethanol 16:0/18:1 and 33 compounds from eight different drug classes in whole blood by LC-MS/MS
J Pharmacol Toxicol Methods, 107, 106939
DOI 10.1016/j.vascn.2020.106939, PubMed 33257303 -
Predictors of tobacco smoking among acutely ill patients in a Moscow hospital: A cross-sectional study
Tob Prev Cessat, 6, 18
DOI 10.18332/tpc/117954, PubMed 32548355 -
Fatal poisoning in drug addicts in the Nordic countries in 2017
Forensic Sci Int, 313, 110343
DOI 10.1016/j.forsciint.2020.110343, PubMed 32563797 -
Prevalence of alcohol use among road traffic crash victims presenting to a Malawian Central Hospital: A cross-sectional study
Traffic Inj Prev, 21 (8), 527-532
DOI 10.1080/15389588.2020.1819990, PubMed 33064031 -
Adult pedestrian and cyclist injuries in Lilongwe, Malawi: a cross-sectional study
Malawi Med J, 32 (4), 197-204
DOI 10.4314/mmj.v32i4.4, PubMed 34457204 -
Comparison of the Diagnostic Value of Phosphatidylethanol and Carbohydrate-Deficient Transferrin as Biomarkers of Alcohol Consumption
Alcohol Clin Exp Res, 45 (1), 153-162
DOI 10.1111/acer.14503, PubMed 33164220
Publications 2019
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Detection of Drugs in Simultaneously Collected Samples of Oral Fluid and Blood
J Anal Toxicol, 43 (3), 228-232
DOI 10.1093/jat/bky079, PubMed 30295809 -
Identification and Assessment of Drug-User Groups Among Nightlife Attendees: Self-Reports, Breathalyzer-Tests and Oral Fluid Drug Tests
Eur Addict Res, 25 (2), 93-102
DOI 10.1159/000497318, PubMed 30783038 -
Drug Use by Music Festival Attendees: A Novel Triangulation Approach Using Self-Reported Data and Test Results of Oral Fluid and Pooled Urine Samples
Subst Use Misuse, 54 (14), 2317-2327
DOI 10.1080/10826084.2019.1646285, PubMed 31398072 -
Correspondence between Oral Fluid Drug Test Results and Self-Reported Illicit Drug Use among Music Festival Attendees
Subst Use Misuse, 54 (8), 1337-1344
DOI 10.1080/10826084.2019.1580295, PubMed 30860932 -
Methodologies for establishing the relationship between alcohol/drug use and driving impairment - Differences between epidemiological, experimental, and real-case studies
Forensic Sci Rev, 31 (2), 141-160
PubMed 31270059 -
Illegal substance use among 1,309 music festival attendees: An investigation using oral fluid sample drug tests, breathalysers and questionnaires
Scand J Public Health, 47 (4), 400-407
DOI 10.1177/1403494818821481, PubMed 30632949 -
Association between alcohol and drug use and arrest for driving under the influence after crash involvement in a rural area of Norway: a case-control study
BMJ Open, 9 (1), e023563
DOI 10.1136/bmjopen-2018-023563, PubMed 30610022 -
Harmful alcohol use among acutely ill hospitalized medical patients in Oslo and Moscow: A cross-sectional study
Drug Alcohol Depend, 204, 107588
DOI 10.1016/j.drugalcdep.2019.107588, PubMed 31590131 -
Trends in the use of psychoactive substances by truck drivers in São Paulo State, Brazil: A time-series cross sectional roadside survey (2009-2016)
Traffic Inj Prev, 20 (2), 122-127
DOI 10.1080/15389588.2018.1552786, PubMed 30933546 -
The relative impact of smoking, alcohol use and drug use on general sickness absence among Norwegian employees
BMC Public Health, 19 (1), 500
DOI 10.1186/s12889-019-6891-1, PubMed 31053139 -
Emergency department crowding and length of stay before and after an increased catchment area
BMC Health Serv Res, 19 (1), 506
DOI 10.1186/s12913-019-4342-4, PubMed 31331341 -
Comparison of traffic data and blood alcohol concentration among fatally injured drivers in Norway and Sao Paulo, Brazil, 2005-2015
Traffic Inj Prev, 20 (7), 673-678
DOI 10.1080/15389588.2019.1648797, PubMed 31408371 -
Pharmacokinetics of Single Doses of Methadone and Buprenorphine in Blood and Oral Fluid in Healthy Volunteers and Correlation With Effects on Psychomotor and Cognitive Functions
J Clin Psychopharmacol, 39 (5), 489-493
DOI 10.1097/JCP.0000000000001077, PubMed 31305338 -
An Experimental Study of Diazepam and Alprazolam Kinetics in Urine and Oral Fluid Following Single Oral Doses
J Anal Toxicol, 43 (2), 104-111
DOI 10.1093/jat/bky062, PubMed 30517712 -
Fatally injured drivers in Norway 2005-2015-Trends in substance use and crash characteristics
Traffic Inj Prev, 20 (5), 460-466
DOI 10.1080/15389588.2019.1616700, PubMed 31169405 -
Driver-related risk factors of fatal road traffic crashes associated with alcohol or drug impairment
Accid Anal Prev, 131, 191-199
DOI 10.1016/j.aap.2019.06.014, PubMed 31306833
Publications 2018
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Determination of phosphatidylethanol 16:0/18:1 in whole blood by 96-well supported liquid extraction and UHPLC-MS/MS
J Clin Lab Anal, 33 (1), e22631
DOI 10.1002/jcla.22631, PubMed 30047172 -
Roadside survey of alcohol and drug use among Norwegian drivers in 2016-2017: A follow-up of the 2008-2009 survey
Traffic Inj Prev, 19 (6), 555-562
DOI 10.1080/15389588.2018.1478087, PubMed 29927625 -
Evaluation of Dräger DrugTest 5000 in a Naturalistic Setting
J Anal Toxicol, 42 (4), 248-254
DOI 10.1093/jat/bky003, PubMed 29409046 -
Challenges and common weaknesses in case-control studies on drug use and road traffic injury based on drug testing of biological samples
Ann Epidemiol, 28 (11), 812-820
DOI 10.1016/j.annepidem.2018.08.006, PubMed 30217677 -
Association between speeding and use of alcohol and medicinal and illegal drugs and involvement in road traffic crashes among motor vehicle drivers
Traffic Inj Prev, 19 (8), 779-785
DOI 10.1080/15389588.2018.1518577, PubMed 30681887 -
Separation of isomers of new psychoactive substances and isotope-labeled amphetamines using UHPSFC-MS/MS and UHPLC-MS/MS
J. Liq. Chromatogr. Relat. Technol., 41 (7), 391-400
DOI 10.1080/10826076.2017.1388818 -
A clinical trial on the acute effects of methadone and buprenorphine on actual driving and cognitive function of healthy volunteers
Br J Clin Pharmacol, 85 (2), 442-453
DOI 10.1111/bcp.13818, PubMed 30515857 -
Determination of cocaine, metabolites and a crack cocaine biomarker in whole blood by liquid-liquid extraction and UHPLC-MS/MS
Forensic Sci Int, 289, 165-174
DOI 10.1016/j.forsciint.2018.05.030, PubMed 29885489
Publications 2017
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The significance of preexisting medical conditions, alcohol/drug use and suicidal behavior for drivers in fatal motor vehicle crashes: a retrospective autopsy study
Forensic Sci Med Pathol, 14 (1), 4-17
DOI 10.1007/s12024-017-9934-x, PubMed 29185214 -
Differences in combinations and concentrations of drugs of abuse in fatal intoxication and driving under the influence cases
Forensic Sci Int, 281, 127-133
DOI 10.1016/j.forsciint.2017.10.045, PubMed 29128652 -
Corrigendum to "Differences in combinations and concentrations of drugs of abuse in fatal intoxication and driving under the influence cases" [Forensic Sci. Int. 281 (2017) 127-133]
Forensic Sci Int, 283, 219
DOI 10.1016/j.forsciint.2017.12.040, PubMed 29324351 -
Roadside survey on alcohol and drug use among drivers in the Arctic county of Finnmark (Norway)
Traffic Inj Prev, 18 (7), 681-687
DOI 10.1080/15389588.2017.1283027, PubMed 28112544 -
[The comparative analysis of the methods for the determination of phosphatidylethanol in blood as a biological marker of alcohol abuse]
Sud Med Ekspert, 60 (5), 23-26
DOI 10.17116/sudmed201760523-26, PubMed 28980550 -
Increasing use of cannabis among arrested drivers in Norway
Traffic Inj Prev, 18 (8), 801-806
DOI 10.1080/15389588.2017.1321114, PubMed 28448164 -
Toxicological findings in suspected drug-impaired drivers in Norway - Trends during 1990-2015
Forensic Sci Int, 280, 15-24
DOI 10.1016/j.forsciint.2017.09.010, PubMed 28942374 -
Parallel artificial liquid membrane extraction of new psychoactive substances in plasma and whole blood
J Chromatogr B Analyt Technol Biomed Life Sci, 1048, 77-84
DOI 10.1016/j.jchromb.2017.02.010, PubMed 28226266
Publications 2014
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[M. Warsame and colleagues reply]
Tidsskr Nor Laegeforen, 134 (23-24), 2239
DOI 10.4045/tidsskr.14.1437, PubMed 25492326