On using multiple imputation for exploratory factor analysis of incomplete data
Nassiri, Vahid, Lovik, Anikó, Molenberghs, Geert, Verbeke, Geert
Published in Behavior research methods (01.04.2018)
Published in Behavior research methods (01.04.2018)
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Journal Article
T cell responses at diagnosis of amyotrophic lateral sclerosis predict disease progression
Yazdani, Solmaz, Seitz, Christina, Cui, Can, Lovik, Anikó, Pan, Lu, Piehl, Fredrik, Pawitan, Yudi, Kläppe, Ulf, Press, Rayomand, Samuelsson, Kristin, Yin, Li, Vu, Trung Nghia, Joly, Anne-Laure, Westerberg, Lisa S., Evertsson, Björn, Ingre, Caroline, Andersson, John, Fang, Fang
Published in Nature communications (08.11.2022)
Published in Nature communications (08.11.2022)
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Journal Article
New indicator for discordance between patient-reported and traditional disease activity outcomes in patients with early rheumatoid arthritis
Pazmino, Sofia, Lovik, Anikó, Boonen, Annelies, De Cock, Diederik, Stouten, Veerle, Joly, Johan, Doumen, Michaël, Bertrand, Delphine, Westhovens, René, Verschueren, Patrick
Published in Rheumatology (Oxford, England) (23.12.2022)
Published in Rheumatology (Oxford, England) (23.12.2022)
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Journal Article
Does Including Pain, Fatigue, and Physical Function When Assessing Patients with Early Rheumatoid Arthritis Provide a Comprehensive Picture of Disease Burden?
Pazmino, Sofia, Lovik, Anikó, Boonen, Annelies, De Cock, Diederik, Stouten, Veerle, Joly, Johan, Bertrand, Delphine, Van der Elst, Kristien, Westhovens, Rene, Verschueren, Patrick
Published in Journal of rheumatology (01.02.2021)
Published in Journal of rheumatology (01.02.2021)
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Journal Article
Repeated cognitive assessments show stable function over time in patients with ALS
Öijerstedt, Linn, Foucher, Juliette, Lovik, Anikó, Yazdani, Solmaz, Juto, Alexander, Kläppe, Ulf, Fang, Fang, Ingre, Caroline
Published in Journal of neurology (01.08.2024)
Published in Journal of neurology (01.08.2024)
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Journal Article
Psychometric properties and comparison of different techniques for factor analysis on the Big Five Inventory from a Flemish sample
Lovik, Anikó, Nassiri, Vahid, Verbeke, Geert, Molenberghs, Geert, Sodermans, An Katrien
Published in Personality and individual differences (15.10.2017)
Published in Personality and individual differences (15.10.2017)
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Journal Article
Acute COVID-19 severity and mental health morbidity trajectories in patient populations of six nations: an observational study
Magnúsdóttir, Ingibjörg, Lovik, Anikó, Unnarsdóttir, Anna Bára, McCartney, Daniel, Ask, Helga, Kõiv, Kadri, Christoffersen, Lea Arregui Nordahl, Johnson, Sverre Urnes, Hauksdóttir, Arna, Fawns-Ritchie, Chloe, Helenius, Dorte, González-Hijón, Juan, Lu, Li, Ebrahimi, Omid V, Hoffart, Asle, Porteous, David J, Fang, Fang, Jakobsdóttir, Jóhanna, Lehto, Kelli, Andreassen, Ole A, Pedersen, Ole B V, Aspelund, Thor, Valdimarsdóttir, Unnur Anna, Magnúsdóttir, Ingibjörg, Lovik, Anikó, Unnarsdóttir, Anna Bára, McCartney, Daniel, Ask, Helga, Kõiv, Kadri, Nordahl Christoffersen, Lea Arregui, Johnson, Sverre Urnes, McIntosh, Andrew, Kähler, Anna K., Campbell, Archie, Hauksdóttir, Arna, Fawns-Ritchie, Chloe, Erikstrup, Christian, Helenius, Dorte, Altschul, Drew, Thordardottir, Edda Bjork, Eyþórsson, Elías, Frans, Emma M., Tómasson, Gunnar, Jónsdóttir, Harpa Lind, Rúnarsdóttir, Harpa, Hjalgrim, Henrik, Harõardóttir, Hrönn, González-Hijón, Juan, Banasik, Karina, Dinh, Khoa Manh, Lu, Li, Milani, Lili, Trogstad, Lill, Didriksen, Maria, Ebrahimi, Omid V., Sullivan, Patrick F., Magnus, Per Minor, Shen, Qing, Nesvåg, Ragnar, Mägi, Reedik, Pálsson, Runólfur, Ostrowski, Sisse Rye, Werge, Thomas, Hoffart, Asle, Porteous, David J, Fang, Fang, Jakobsdóttir, Jóhanna, Lehto, Kelli, Andreassen, Ole A., Pedersen, Ole B.V., Aspelund, Thor, Valdimarsdóttir, Unnur Anna
Published in The Lancet. Public health (01.05.2022)
Published in The Lancet. Public health (01.05.2022)
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Journal Article
Lifestyle and medical conditions in relation to ALS risk and progression—an introduction to the Swedish ALSrisc Study
Chourpiliadis, Charilaos, Seitz, Christina, Lovik, Anikó, Joyce, Emily E., Pan, Lu, Hu, Yihan, Kläppe, Ulf, Samuelsson, Kristin, Press, Rayomand, Ingre, Caroline, Fang, Fang
Published in Journal of neurology (01.08.2024)
Published in Journal of neurology (01.08.2024)
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Journal Article
A modified tucker’s congruence coefficient for factor matching
Lovik, Anikó, Nassiri, Vahid, Verbeke, Geert, Molenberghs, Geert
Published in Methodology (06.04.2020)
Published in Methodology (06.04.2020)
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Journal Article
Mental health indicators in Sweden over a 12-month period during the COVID-19 pandemic – Baseline data of the Omtanke2020 Study
Lovik, Anikó, González-Hijón, Juan, Kähler, Anna K., Valdimarsdóttir, Unnur A., Frans, Emma M., Magnusson, Patrik K.E., Pedersen, Nancy L., Hall, Per, Czene, Kamila, Sullivan, Patrick F., Fang, Fang
Published in Journal of affective disorders (01.02.2023)
Published in Journal of affective disorders (01.02.2023)
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Journal Article
ECAS correlation with metabolic alterations on FDG-PET imaging in ALS
Foucher, Juliette, Öijerstedt, Linn, Lovik, Anikó, Sun, Jiawei, Ismail, Muhammad-Al-Mustafa, Sennfält, Stefan, Savitcheva, Irina, Estenberg, Ulrika, Pagani, Marco, Fang, Fang, Pereira, Joana B, Ingre, Caroline
Published in Amyotrophic lateral sclerosis and frontotemporal degeneration (05.06.2024)
Published in Amyotrophic lateral sclerosis and frontotemporal degeneration (05.06.2024)
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Journal Article
Mental illness and COVID-19 vaccination: a multinational investigation of observational & register-based data
Barker, Mary M., Kõiv, Kadri, Magnúsdóttir, Ingibjörg, Milbourn, Hannah, Wang, Bin, Du, Xinkai, Murphy, Gillian, Herweijer, Eva, Gísladóttir, Elísabet U., Li, Huiqi, Lovik, Anikó, Kähler, Anna K., Campbell, Archie, Feychting, Maria, Hauksdóttir, Arna, Joyce, Emily E., Thordardottir, Edda Bjork, Frans, Emma M., Hoffart, Asle, Mägi, Reedik, Tómasson, Gunnar, Ásbjörnsdóttir, Kristjana, Jakobsdóttir, Jóhanna, Andreassen, Ole A., Sullivan, Patrick F., Johnson, Sverre Urnes, Aspelund, Thor, Brandlistuen, Ragnhild Eek, Ask, Helga, McCartney, Daniel L., Ebrahimi, Omid V., Lehto, Kelli, Valdimarsdóttir, Unnur A., Nyberg, Fredrik, Fang, Fang
Published in Nature communications (26.09.2024)
Published in Nature communications (26.09.2024)
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Journal Article
Neurodegenerative biomarkers outperform neuroinflammatory biomarkers in amyotrophic lateral sclerosis
Kläppe, Ulf, Sennfält, Stefan, Lovik, Anikó, Finn, Anja, Bofaisal, Ulrika, Zetterberg, Henrik, Blennow, Kaj, Piehl, Fredrik, Kmezic, Ivan, Press, Rayomand, Samuelsson, Kristin, Månberg, Anna, Fang, Fang, Ingre, Caroline
Published in Amyotrophic lateral sclerosis and frontotemporal degeneration (01.02.2024)
Published in Amyotrophic lateral sclerosis and frontotemporal degeneration (01.02.2024)
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Journal Article
Metabolic Profile and Long-Term Risk of Depression, Anxiety, and Stress-Related Disorders
Chourpiliadis, Charilaos, Zeng, Yu, Lovik, Anikó, Wei, Dang, Valdimarsdóttir, Unnur, Song, Huan, Hammar, Niklas, Fang, Fang
Published in JAMA network open (01.04.2024)
Published in JAMA network open (01.04.2024)
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Journal Article
Validity and reliability measures of the Swedish Karolinska version of the Edinburgh Cognitive and Behavioral ALS Screen (SK-ECAS)
Foucher, Juliette, Winroth, Ivar, Lovik, Anikó, Sennfält, Stefan, Pereira, Joana B, Fang, Fang, Lule, Dorothee, Andersen, Peter M, Ingre, Caroline
Published in Amyotrophic lateral sclerosis and frontotemporal degeneration (2023)
Published in Amyotrophic lateral sclerosis and frontotemporal degeneration (2023)
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Journal Article
Unravelling the link between sleep and mental health during the COVID-19 pandemic
González-Hijón, Juan, Kähler, Anna K, Frans, Emma M, Valdimarsdóttir, Unnur A, Sullivan, Patrick F, Fang, Fang, Lovik, Anikó
Published in Stress and health (01.10.2023)
Published in Stress and health (01.10.2023)
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Journal Article
Short-term improvement of mental health after a COVID-19 vaccination
Chourpiliadis, Charilaos, Lovik, Anikó, Kähler, Anna K, Valdimarsdóttir, Unnur A, Frans, Emma M, Nyberg, Fredrik, Sullivan, Patrick F, Fang, Fang
Published in PloS one (15.02.2023)
Published in PloS one (15.02.2023)
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Journal Article
Cohort Profile: COVIDMENT: COVID-19 cohorts on mental health across six nations
Unnarsdóttir, Anna Bára, Lovik, Anikó , Fawns-Ritchie, Chloe, Ask, Helga, Kõiv, Kadri, Hagen, Kristen, Didriksen, Maria, Christoffersen, Lea Arregui Nordahl, Garðarsson, Alexander Berg, McIntosh, Andrew, Kähler, Anna K, Campbell, Archie, Hauksdóttir, Arna, Erikstrup, Christian, Mikkelsen, Dorte Helenius, Altschul, Drew, Thordardottir, Edda Bjork, Frans, Emma Maria, Kvale, Gerd, Tómasson, Gunnar, Kariis, Hanna Maria, Jónsdóttir, Harpa Lind, Rúnarsdóttir, Harpa, Magnúsdóttir, Ingibjörg, Eid, Jarle, Jakobsdóttir, Jóhanna, Nielsen, Kaspar René, Kaspersen, Kathrine Agergård, Milani, Lili, Trogstad, Lill-Iren Schou, Yi, Lu, Bruun, Mie Topholm, Sullivan, Patrick F, Magnus, Per Minor, Shen, Qing, Nesvåg, Ragnar, Brandlistuen, Ragnhild E, Mägi, Reedik, Ostrowski, Sisse Rye, Løkhammer, Solveig, Solem, Stian, Reichborn-Kjennerud, Ted, Hansen, Thomas Folkmann, Werge, Thomas, Aspelund, Thor, Porteous, David J, Fang, Fang, Lehto, Kelli, Andreassen, Ole A, Pedersen, Ole Birger Vesterager, Hellard, Stephanie Le, Valdimarsdóttir, Unnur A
Published in International journal of epidemiology (13.06.2022)
Published in International journal of epidemiology (13.06.2022)
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