User profiles for "author:Ragnar Bjarnason"

Ragnar G Bjarnason

Dep of Pediatrics, Fac of Medicine, University of Iceland
Verified email at lsh.is
Cited by 7698

Respiratory syncytial virus bronchiolitis in infancy is an important risk factor for asthma and allergy at age 7

N Sigurs, R Bjarnason, F Sigurbergsson… - American journal of …, 2000 - atsjournals.org
We previously reported an increased risk for bronchial obstructive disease and allergic
sensitization up to age 3 in 47 children hospitalized with a respiratory syncytial virus (RSV) …

Severe respiratory syncytial virus bronchiolitis in infancy and asthma and allergy at age 13

N Sigurs, PM Gustafsson, R Bjarnason… - American journal of …, 2005 - atsjournals.org
We have prospectively studied wheezing disorder and allergy in 47 children hospitalized
with respiratory syncytial virus (RSV) bronchiolitis in infancy and 93 matched control …

Asthma and allergy patterns over 18 years after severe RSV bronchiolitis in the first year of life

N Sigurs, F Aljassim, B Kjellman, PD Robinson… - Thorax, 2010 - thorax.bmj.com
Background An increased prevalence of asthma/recurrent wheeze (RW), clinical allergy and
allergic sensitisation up to age 13 years has previously been reported in subjects …

[HTML][HTML] Multiomics study of nonalcoholic fatty liver disease

G Sveinbjornsson, MO Ulfarsson, RB Thorolfsdottir… - Nature …, 2022 - nature.com
Nonalcoholic fatty liver (NAFL) and its sequelae are growing health problems. We performed
a genome-wide association study of NAFL, cirrhosis and hepatocellular carcinoma, and …

Cultural bias in the AAP's 2012 technical report and policy statement on male circumcision

M Frisch, Y Aigrain, V Barauskas, R Bjarnason… - …, 2013 - publications.aap.org
The American Academy of Pediatrics recently released its new Technical Report and Policy
Statement on male circumcision, concluding that current evidence indicates that the health …

FLT3 stop mutation increases FLT3 ligand level and risk of autoimmune thyroid disease

S Saevarsdottir, TA Olafsdottir, EV Ivarsdottir… - Nature, 2020 - nature.com
Autoimmune thyroid disease is the most common autoimmune disease and is highly
heritable. Here, by using a genome-wide association study of 30,234 cases and 725,172 …

The individual responsiveness to growth hormone (GH) treatment in GH-deficient adults is dependent on the level of GH-binding protein, body mass index, age, and …

G Johannsson, R Bjarnason, M Bramnert… - The Journal of …, 1996 - academic.oup.com
The aim of the present trial was to study the individual responsiveness to GH treatment in
terms of body composition and to search for possible predictors of the response in GH …

The role of parental motivation in family‐based treatment for childhood obesity

T Gunnarsdottir, U Njardvik, AS Olafsdottir… - …, 2011 - Wiley Online Library
This study investigated the role of parental motivation (importance, confidence and
readiness) for predicting dropout and outcome from family‐based behavioral treatment for …

Teasing and social rejection among obese children enrolling in family-based behavioural treatment: effects on psychological adjustment and academic competencies

T Gunnarsdottir, U Njardvik, AS Olafsdottir… - International Journal of …, 2012 - nature.com
Objectives: The first objective was to determine the prevalence of psychological
maladjustment (emotional and behavioural problems), low academic competencies and …

Large-scale screening for monogenic and clinically defined familial hypercholesterolemia in Iceland

E Björnsson, G Thorgeirsson, A Helgadóttir… - … and Vascular Biology, 2021 - Am Heart Assoc
Objective: Familial hypercholesterolemia (FH) is traditionally defined as a monogenic
disease characterized by severely elevated LDL-C (low-density lipoprotein cholesterol) …