Blar i Norwegian Institute of Public Health Open Repository på forfatter "Hjellvik, Vidar"
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A complete national cohort study of prescriptions of analgesics and benzodiazepines to cancer survivors in Norway 10 years after diagnosis
Fredheim, Olav Magnus; Skurtveit, Svetlana; Handal, Marte; Hjellvik, Vidar (Peer reviewed; Journal article, 2019) -
A complete national cohort study of prescriptions of analgesics and benzodiazepines to cancer survivors in Norway 10 years after diagnosis
Fredheim, Olav Magnus; Skurtveit, Svetlana; Handal, Marte; Hjellvik, Vidar (Peer reviewed; Journal article, 2019) -
Adjusting for unmeasured confounding using validation data: Simplified two‐stage calibration for survival and dichotomous outcomes
Hjellvik, Vidar; de Bruin, Marie L.; Samuelsen, Sven Ove; Karlstad, Øystein; Andersen, Morten; Haukka, Jari; Vestergaard, Peter; de Vries, Frank; Furu, Kari (Peer reviewed; Journal article, 2019) -
Antidepressant drug use among adolescents during 2004 –2013: a population-based register linkage study
Hartz, Ingeborg; Skurtveit, Svetlana; Hjellvik, Vidar; Furu, Kari; Nesvåg, Ragnar; Handal, Marte (Journal article, 2016) -
Antipsychotic use in pregnancy and risk of attention/deficit-hyperactivity disorder and autism spectrum disorder: a Nordic cohort study
Halfdanarson, Oskar; Cohen, Jacqueline Mallory; Karlstad, Øystein; Cesta, Carolyn E.; Bjørk, Marte-Helene; Håberg, Siri Eldevik; Einarsdottir, Kristjana; Furu, Kari; Gissler, Mika; Hjellvik, Vidar; Kieler, Helle; Leinonen, Maarit; Nørgaard, Mette; Essen, Buket Öztürk; Ulrichsen, Sinna Pilgaard; Reutfors, Johan; Zoega, Helga (Peer reviewed; Journal article, 2021)Abstract Background Antipsychotics are increasingly used among women of childbearing age and during pregnancy. Objective To determine whether children exposed to antipsychotics in utero are at increased risk of ... -
Association between medical androgen deprivation therapy and long-term cardiovascular disease and all-cause mortality in nonmetastatic prostate cancer
Forster, Rachel Bedenis; Engeland, Anders; Kvåle, Rune; Hjellvik, Vidar; Bjørge, Tone (Peer reviewed; Journal article, 2022) -
Association Between Prescribed Hypnotics in Infants and Toddlers
Holdø, Ingvild; Bramness, Jørgen Gustav; Handal, Marte; Hansen, Berit Hjelde; Hjellvik, Vidar; Skurtveit, Svetlana (Peer reviewed; Journal article, 2020) -
Bruk av andre vanedannende legemidler blant opioidbrukere med langvarige smerter
Odsbu, Ingvild; Handal, Marte; Hjellvik, Vidar; Borchgrevink, Petter Chr.; Clausen, Thomas; Hamina, Aleksi; Lid, Torgeir Gilje; Nesvåg, Ragnar; Skurtveit, Svetlana (Peer reviewed; Journal article, 2021)Bakgrunn: Opioider for behandling av langvarige smerter kan forskrives på blå resept, men bør ikke brukes samtidig med andre vanedannende legemidler. Hensikt: Å undersøke bruk av opioider på blå resept i perioden 2009-2019, ... -
Bruk av vanedannende legemidler i Norge 2005 - 2013. Basert på data fra Reseptregisteret
Skurtveit, Svetlana Ondrasova; Sakshaug, Solveig; Hjellvik, Vidar; Berg, Christian Lie; Handal, Marte (Research report, 2014) -
Cancer risk among insulin users: comparing analogues with human insulin in the CARING five-country cohort study
But, Anna; de Bruin, Marie L; Bazelier, Marloes T; Hjellvik, Vidar; Andersen, Morten; Auvinen, Anssi; Starup-Linde, Jakob; Schmidt, Marjanka K; Furu, Kari; de Vries, Frank; Karlstad, Øystein; Ekström, Nils; Haukka, Jari (Peer reviewed; Journal article, 2017) -
Cohort Description: Preventing an Opioid Epidemic in Norway – Focusing on Treatment of Chronic Pain (POINT) – A National Registry-Based Study
Hamina, Aleksi; Odsbu, Ingvild; Borchgrevink, Petter Chr.; Chen, Li-Chia; Clausen, Thomas; Espnes, Ketil Arne; Gjesdal, Kine; Handal, Marte; Hjellvik, Vidar; Holter, Marianne Therese Smogeli; Høibø, Trond; Kurita, Geana Paula; Langaas, Harald C.; Lid, Torgeir Gilje; Nøst, Torunn Hatlen; Sjøgren, Per; Skurtveit, Svetlana Ondrasova (Peer reviewed; Journal article, 2022) -
Comedication and treatment length in users of acetylcholinesterase inhibitors
Efjestad, Anne; Ihle-Hansen, Hege; Hjellvik, Vidar; Blix, Hege Salvesen (Peer reviewed; Journal article, 2017) -
Contribution of an extensive medication-based comorbidity index (Rx-Risk) in explaining the excess mortality after hip fracture in older Norwegians: a NOREPOS cohort study
Holvik, Kristin; Hjellvik, Vidar; Karlstad, Øystein; Gunnes, Nina; Hoff, Mari; Tell, Grethe Seppola; Meyer, Haakon Eduard (Peer reviewed; Journal article, 2022)Objectives: Patients with hip fracture are typically characterised by extensive comorbidities and excess mortality. Methods that account for a wide range of comorbidities are needed when attempting to identify causal ... -
Dementia in the National Cause of Death Registry in Norway 1969-2010
Hjellvik, Vidar; Engedal, Knut Arne; Handal, Marte; Flaten, Trond Peder; Langballe, Ellen Melbye; Selmer, Randi; Strand, Bjørn Heine (Peer reviewed; Journal article, 2012) -
Describing long-term opioid use utilizing Nordic Prescription Registers - A Norwegian example
Hamina, Aleksi; Hjellvik, Vidar; Handal, Marte; Odsbu, Ingvild; Clausen, Thomas; Skurtveit, Svetlana Ondrasova (Peer reviewed; Journal article, 2022) -
Drug Use before and after Initiating Treatment with Acetylcholinesterase Inhibitors
Efjestad, Anne; Ihle-Hansen, Hege; Hjellvik, Vidar; Engedal, Knut; Blix, Hege Salvesen (Peer reviewed; Journal article, 2019) -
Hormonal contraceptive use in Norway, 2006-2020, by contraceptive type, age and county: A nationwide register-based study
Furu, Kari; Aares, Ellen Barth; Hjellvik, Vidar; Karlstad, Øystein (Peer reviewed; Journal article, 2021) -
In utero opioid exposure and risk of infections in childhood: A multinational Nordic cohort study
Mahic, Milada; Hernandez-Diaz, Sonia; Wood, Mollie; Kieler, Helle; Odsbu, Ingvild; Nørgaard, Mette; Öztürk, Buket; Bateman, Brian T.; Hjellvik, Vidar; Skurtveit, Svetlana; Handal, Marte (Peer reviewed; Journal article, 2020) -
Increase in diagnosis of depressive disorders contributes to the increase in antidepressant use in adolescents
Skurtveit, Svetlana; Bramness, Jørgen Gustav; Hjellvik, Vidar; Hartz, Ingeborg; Nesvåg, Ragnar; Hauge, Lars Johan; Handal, Marte (Peer reviewed; Journal article, 2018) -
Increase in diagnosis of depressive disorders contributes to the increase in antidepressant use in adolescents
Skurtveit, Svetlana; Bramness, Jørgen Gustav; Hjellvik, Vidar; Hartz, Ingeborg; Nesvåg, Ragnar; Hauge, Lars Johan; Handal, Marte (Peer reviewed; Journal article, 2018)