George Chouliaras

Dr. George Chouliaras


Research Focus & Metrics

Academic Career Length

18Years (2009-Present)

(Calculated once Scilit publication data is synced: current year − year of first publication + 1)

Representative Publications

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13 March 2021 in Nutrients
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Journal Article
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Odysseas AndroutsosOdysseas Androutsos
Odysseas Androutsos
Maria PerperidiMaria Perperidi
Maria Perperidi
CGChristos Georgiou
Christos Georgiou
GCGeorge Chouliaras
George Chouliaras
Previous studies showed that the coronavirus disease 2019 (COVID-19) lockdown imposed changes in adults’ lifestyle behaviors; however, there is limited information regarding the effects on youth. The COV-EAT study aimed to report changes in children’s and adolescents’ lifestyle habits during the first COVID-19 lockdown and explore potential associations between changes of participants’ lifestyle behaviors and body weight. An online survey among 397 children/adolescents and their parents across 63 municipalities in Greece was conducted in April–May 2020. Parents self-reported changes of their children’s lifestyle habits and body weight, as well as sociodemographic data of their family. The present study shows that during the lockdown, children’s/adolescents’ sleep duration and screen time increased, while their physical activity decreased. Their consumption of fruits and fresh fruit juices, vegetables, dairy products, pasta, sweets, total snacks, and breakfast increased, while fast-food consumption decreased. Body weight increased in 35% of children/adolescents. A multiple regression analysis showed that the body weight increase was associated with increased consumption of breakfast, salty snacks, and total snacks and with decreased physical activity. The COV-EAT study revealed changes in children’s and adolescents’ lifestyle behaviors during the first COVID-19 lockdown in Greece. Effective strategies are needed to prevent excessive body weight gain in future COVID-19 lockdowns.

1 January 2009 in Journal of Cardiovascular Magnetic Resonance
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Journal Article
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VBVasilios Berdoukas
Vasilios Berdoukas
GCGeorge Chouliaras
George Chouliaras
PMPanagiotis Moraitis
Panagiotis Moraitis
KZKirykos Zannikos
Kirykos Zannikos
EBEleni Berdoussi
Eleni Berdoussi
VLVassilios Ladis
Vassilios Ladis
Available iron chelation regimes in thalassaemia may achieve different changes in cardiac and hepatic iron as assessed by MR. The aim of this study was to assess the efficacy of four available iron chelator regimes in 232 thalassaemia major patients by assessing the rate of change in repeated measurements of cardiac and hepatic MR.

18 March 2011 in European Journal of Haematology
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Journal Article
Closed access
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VLVassilis Ladis
Vassilis Ladis
GCGeorge Chouliaras
George Chouliaras
VBVasilios Berdoukas
Vasilios Berdoukas
ACAntonia Chatziliami
Antonia Chatziliami
CFChristina Fragodimitri
Christina Fragodimitri
MKMarkissia Karagiorga-Lagana
Markissia Karagiorga-Lagana

1 January 2017 in World Journal of Gastroenterology
Verified
Journal Article
Open access
GCGeorge Chouliaras
George Chouliaras
DMDaphne Margoni
Daphne Margoni
KDKonstantina Dimakou
Konstantina Dimakou
SFSmaragdi Fessatou
Smaragdi Fessatou
IPIoanna Panayiotou
Ioanna Panayiotou
EREleftheria Roma-Giannikou
Eleftheria Roma-Giannikou
AIM To assess the impact of disease characteristics on the quality of life (QOL) in children with inflammatory bowel diseases (IBD). METHODS This was a cross-sectional study conducted at the First Department of Pediatrics of the University of Athens at the “Aghia Sophia” Children’s Hospital. Children diagnosed with Crohn’s disease (CD) or ulcerative colitis (UC), who were followed as outpatients or during a hospitalization, participated, after informed consent was obtained from their legal representative. QOL was assessed by the IMPACT-III questionnaire. Demographic data and disease characteristics were also collected. Statistical analyses included parametric (Student’s t-test and Pearson’s r) and non-parametric (Mann-Whitney test, Fisher’s test and Spearman’s rho) procedures. RESULTS Ninety-nine patients (UC: 37, 73.0% females, CD: 62, 51.6% females), aged 12.8 ± 2.6 years were included. Overall, as well as, sub-domain scores did not differ between UC and CD (overall score: 73.9 ± 13.3 vs 77.5 ± 11.2, respectively, P = 0.16). In the entire sample, total score was related to physician’s global assessment (PGA, patients classified as “mild/moderate” active disease had, on average, 14.8 ± 2.7 points lower total scores compared to those “in remission”, P < 0.001) and age at IMPACT completion (Pearson’s r = 0.29, P = 0.05). Disease activity assessed by the indices Pediatric Ulcerative Colitis activity index, Pediatric Crohn’s disease activity index or PGA was significantly associated with all subdomains scores. Presence of extraintestinal manifestations had a negative impact on emotional and social functioning domains. CONCLUSION Disease activity is the main correlate of QOL in children with IBD, underlining the importance of achieving and sustaining clinical remission

26 February 2013 in European Journal of Haematology
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Journal Article
Closed access
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VLVassilis Ladis
Vassilis Ladis
MKMarkissia Karagiorga‐Lagana
Markissia Karagiorga‐Lagana
ITIoanna Tsatra
Ioanna Tsatra
GCGeorge Chouliaras
George Chouliaras

1 April 2010 in Pediatrics
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Journal Article
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GCGeorge Chouliaras
George Chouliaras
VSVana Spoulou
Vana Spoulou
MQMark Quinlivan
Mark Quinlivan
JBJudith Breuer
Judith Breuer
MTMaria Theodoridou
Maria Theodoridou
Varicella-zoster virus vaccine has diminished the consequences of chicken pox in terms of health and economical burden. The increasing number of doses administered worldwide has revealed rare but important adverse effects that had not occurred during clinical trials. We report here the case of an immunocompetent 3½-year-old girl who developed encephalitis and herpes zoster opthalmicus 20 months after her immunization with varicella-zoster virus vaccine. Molecular analysis confirmed the vaccine strain as the causative agent. After an intravenous course with acyclovir, the child made a full recovery with no neurologic sequelae.