Now showing items 1-20 of 143

    • Lipids, apolipoproteins, and prognosis of amyotrophic lateral sclerosis 

      Ingre, Caroline; Chen, Lin; Zhan, Yiqiang; Termorshuizen, Jet; Yin, Li; Fang, Fang (Inst för medicinsk epidemiologi och biostatistik / Dept of Medical Epidemiology and Biostatistics, 2020-06-08)
      Objective: To determine whether lipids and apolipoproteins predict prognosis of patients with amyo- trophic lateral sclerosis in a cohort study of 99 patients with amyotrophic lateral sclerosis who were diagnosed during ...
    • Risk factors and tumor characteristics of interval cancers by mammographic density 

      Holm, Johanna; Humphreys, Keith; Li, Jingmei; Ploner, Alexander; Cheddad, Abbas; Eriksson, Mikael; Törnberg, Sven; Hall, Per; Czene, Kamila (Inst för medicinsk epidemiologi och biostatistik / Dept of Medical Epidemiology and Biostatistics, 2020-04-23)
      Purpose: To compare tumor characteristics and risk factors of interval breast cancers and screen-detected breast cancers, taking mammographic density into account. Patients and Methods: Women diagnosed with invasive ...
    • Associations of breast cancer risk prediction tools with tumor characteristics and metastasis 

      Holm, Johanna; Li, Jingmei; Darabi, Hatef; Eklund, Martin; Eriksson, Mikael; Humphreys, Keith; Hall, Per; Czene, Kamila (Inst för medicinsk epidemiologi och biostatistik / Dept of Medical Epidemiology and Biostatistics, 2020-04-23)
      Purpose: The association between established risk factors for breast cancer and subtypes or prognosis of the disease is not well known. We analyzed whether the Tyrer-Cuzick–predicted 10-year breast cancer risk score (TCRS), ...
    • Breast cancer genetic risk profile is differentially associated with interval and screen-detected breast cancers 

      Li, Jingmei; Holm, Johanna; Bergh, Jonas C.S.; Eriksson, Mikael; Darabi, Hatef; Lindström, Linda Sofie; Törnberg, Sven A.; Hall, Per F.L.; Czene, Kamila (Inst för medicinsk epidemiologi och biostatistik / Dept of Medical Epidemiology and Biostatistics, 2020-04-17)
      Background: Polygenic risk profiles computed from multiple common susceptibility alleles for breast cancer have been shown to identify women at different levels of breast cancer risk. We evaluated whether this genetic ...
    • Assessment of breast cancer risk factors reveals subtype heterogeneity 

      Holm, J; Eriksson, L; Ploner, A; Eriksson, M; Rantalainen, M; Li, J; Hall, P; Czene, K (Inst för medicinsk epidemiologi och biostatistik / Dept of Medical Epidemiology and Biostatistics, 2020-04-17)
      Subtype heterogeneity for breast cancer risk factors has been suspected, potentially reflecting etiological differences and implicating risk prediction. Reports are conflicting regarding presence of heterogeneity for many ...
    • Time-dependent risk of depression, anxiety, and stress-related disorders in patients with invasive and in situ breast cancer 

      Yang, Haomin; Brand, Judith S.; Fang, Fang; Chiesa, Flaminia; Johansson, Anna L.V.; Hall, Per; Czene, Kamila (Inst för medicinsk epidemiologi och biostatistik / Dept of Medical Epidemiology and Biostatistics, 2020-04-17)
      Despite concerns about the mental health of breast cancer patients, little is known regarding the temporal risk pattern and risk factors of common mental disorders among these patients. We estimated standardized incidence ...
    • Time from breast cancer diagnosis to therapeutic surgery and breast cancer prognosis : a population-based cohort study 

      Eriksson, Louise; Bergh, Jonas; Humphreys, Keith; Wärnberg, Fredrik; Törnberg, Sven; Czene, Kamila (Inst för medicinsk epidemiologi och biostatistik / Dept of Medical Epidemiology and Biostatistics, 2020-04-17)
      Theoretically, time from breast cancer diagnosis to therapeutic surgery should affect survival. However, it is unclear whether this holds true in a modern healthcare setting in which breast cancer surgery is carried out ...
    • Sibship and dispensing patterns of asthma medication in young children : a population based study 

      Dahlén, Elin; Lundholm, Cecilia; Wikström Jonsson, Eva; Kull, Inger; Wettermark, Björn; Almqvist, Catarina (Inst för medicinsk epidemiologi och biostatistik / Dept of Medical Epidemiology and Biostatistics, 2019-08-06)
      Purpose: Our aim was to study the association between sibship and dispensing patterns of asthma medication in young children, focusing on incidence and persistence, and taking sibship status, asthma diagnoses, and siblings’ ...
    • Cesarean delivery, preterm birth and risk of food allergy : nationwide Swedish cohort study of over 1 million children 

      Mitselou, Niki; Hallberg, Jenny; Stephansson, Olof; Almqvist, Catarina; Melén, Erik; Ludvigsson, Jonas F (Inst för medicinsk epidemiologi och biostatistik / Dept of Medical Epidemiology and Biostatistics, 2019-08-06)
      Background & Objectives: Little is known about early life risk factors for food allergy in children. We examined the association between perinatal characteristics and future risk of food allergy in offspring. Methods: ...
    • Has the attention deficit hyperactivity disorder phenotype become more common in children between 2004 and 2014? Trends over 10 years from a Swedish general population sample 

      Rydell, Mina; Lundström, Sebastian; Gillberg, Christopher; Lichtenstein, Paul; Larsson, Henrik (Inst för medicinsk epidemiologi och biostatistik / Dept of Medical Epidemiology and Biostatistics, 2019-03-27)
      Background: Studies have reported increases in clinically diagnosed and treated Attention deficit hyperactivity disorder (ADHD) during the last decade, but it is unclear if this reflects an increase in the underlying ADHD ...
    • Agreement between asthma questionnaire and health care register data 

      Hedman, Anna M; Gong, Tong; Lundholm, Cecilia; Dahlén, Elin; Ullemar, Vilhelmina; Brew, Bronwyn B; Almqvist, Catarina (Inst för medicinsk epidemiologi och biostatistik / Dept of Medical Epidemiology and Biostatistics, 2018-11-26)
      Purpose: Risk factors and consequences of asthma can be studied using validated questionnaires. The overall objective of this study was to assess the agreement of parental-reported asthma related questions regarding their ...
    • Allergen-specific IgE over time in women before, during and after pregnancy 

      Hedman, Anna M; Lundholm, Cecilia; Scheynius, Annika; Alm, Johan; Andolf, Annika; Pershagen, Göran; Almqvist, Catarina (Inst för medicinsk epidemiologi och biostatistik / Dept of Medical Epidemiology and Biostatistics, 2018-11-26)
      The trajectory of IgE levels before, during and after pregnancy in sensitized individuals is characterized by significant increase in specific IgE to birch allergens but not to other allergens after multiple testing. This ...
    • Bidirectional relationship between eating disorders and autoimmune diseases 

      Hedman, Anna; Breithaupt, Lauren; Hubel, Christopher; Thornton, Laura M; Tillander, Annika; Norring, Claes; Birgegård, Andreas; Larsson, Henrik; Ludvigsson, Jonas; Sävendahl, Lars; Almqvist, Catarina; Bulik, Cynthia M (Inst för medicinsk epidemiologi och biostatistik / Dept of Medical Epidemiology and Biostatistics, 2018-11-26)
      Background: Immune system dysfunction may be associated with eating disorders, and associations could have implications for detection, risk assessment, and treatment of both autoimmune diseases and eating disorders. However, ...
    • Outcome-dependent associations between short interpregnancy interval and offspring psychological and educational problems : a population-based quasi-experimental study 

      Class, Quetzal A; Rickert, Martin E.; Larsson, Henrik; Öberg, Anna S.; Sujan, Ayesha; Amlqvist, Catarina; Lichtenstein, Paul; D’Onofrio, Brian (Inst för medicinsk epidemiologi och biostatistik / Dept of Medical Epidemiology and Biostatistics, 2018-03-21)
    • Limited association between markers of stress during pregnancy and fetal growth in “Born into Life”, a new prospective birth cohort 

      Smew, Awad Idris; Hedman, Anna M.; Chiesa, Flaminia; Ullemar, Vilhelmina; Andolf, Ellika; Pershagen, Göran; Almqvist, Catarina (Inst för medicinsk epidemiologi och biostatistik / Dept of Medical Epidemiology and Biostatistics, 2018-02-12)
      AIMS: We aimed to investigate the associations between perceived maternal stress or salivary cortisol levels during pregnancy and birth weight. METHODS: In 2010-2012 we recruited 92 women living in Stockholm, ...
    • Normal values for calprotectin in stool samples of infants from the population-based longitudinal born into life study 

      Peura, Sari; Fall, Tove; Almqvist, Catarina; Andolf, Ellika; Hedman, Anna; Pershagen, Göran; Helmersson-Karlqvist, Johanna; Larsson, Anders (Inst för medicinsk epidemiologi och biostatistik / Dept of Medical Epidemiology and Biostatistics, 2018-01-11)
      Faecal calprotectin is a protein used as a diagnostic marker for inflammatory bowel diseases. We determined upper limits for normal calprotectin values for neonatal, 6, 12 and 24 months old children using a ...
    • Fetal and early life antibiotics exposure and very early onset inflammatory bowel disease – a population-based study 

      Örtqvist, Anne K; Lundholm, Cecilia; Halfvarson, Jonas; Ludvigsson, Jonas F; Almqvist, Catarina (Inst för medicinsk epidemiologi och biostatistik / Dept of Medical Epidemiology and Biostatistics, 2018-01-11)
      Objective Earlier studies on antibiotics exposure and development of IBD (Crohn’s disease (CD) and ulcerative colitis (UC)) may have been biased by familial factors and gastroenteritis. We aimed to estimate the association ...
    • Education in twins and their parents across birth cohorts over 100 years : an individual-level pooled analysis of 42 twin cohorts 

      Silventoinen, Karri; Jelenkovic, Aline; Latvala, Antti; Sund, Reijo; Yokoyama, Yoshie; Ullemar, Vilhelmina; Almqvist, Catarina; Derom, Catherine A; Vlietinck, Robert F; Loos, Ruth JF; Kandler, Christian; Honda, Chika; Inui, Fujio; Iwatani, Yoshinori; Watanabe, Mikio; Rebato, Esther; Stazi, Maria A; Fagnani, Corrado; Brescianini, Sonia; Hur, Yoon-Mi; Jeong, Hoe-Uk; Cutler, Tessa L; Hopper, John L; Busjahn, Andreas; Kaprio, Jaakko (Inst för medicinsk epidemiologi och biostatistik / Dept of Medical Epidemiology and Biostatistics, 2017-12-22)
      Whether monozygotic (MZ) and dizygotic (DZ) twins differ from each other in a variety of phenotypes is important for genetic twin modeling and for inferences made from twin studies in general. We analyzed ...
    • A total-population multigenerational family clustering study of autoimmune diseases in obsessive-compulsive disorder and Tourette’s/chronic tic disorders 

      Mataix-Cols, David; Frans, Emma; Pérez-Vigil, Ana; Kuja-Halkola, Ralf; Gromark, Caroline; Isomura, Kayoko; Fernández de la Cruz, Lorena; Serlachius, Eva; Leckman, James F; Crowley, James J; Rück, Christian; Almqvist, Catarina; Lichtenstein, Paul; Larsson, Henrik (Inst för medicinsk epidemiologi och biostatistik / Dept of Medical Epidemiology and Biostatistics, 2017-11-29)
      The association between obsessive-compulsive disorder (OCD) and Tourette's/chronic tic disorders (TD/CTD) with autoimmune diseases (ADs) is uncertain. In this nationwide study, we sought to clarify the patterns ...
    • Shared familial risk factors between attention-deficit/hyperactivity disorder and overweight/obesity : a population based familial co-aggregation study in Sweden 

      Chen, Qi; Kuja-Halkola, Ralf; Sjölander, Arvid; Serlachius, Eva; Cortese, Samuele; Faraone, Stephen V.; Almqvist, Catarina; Larsson, Henrik (Inst för medicinsk epidemiologi och biostatistik / Dept of Medical Epidemiology and Biostatistics, 2017-07-07)
      BACKGROUND: Despite meta-analytic evidence for the association between attention-deficit/hyperactivity disorder (ADHD) and overweight/obesity, the mechanisms underlying the association are yet to be fully ...