Results 61 to 70 of about 10,426,972 (195)

Race/ethnicity and the risk of childhood leukaemia: a case-control study in California. [PDF]

open access: yes, 2015
BackgroundWe conducted a large registry-based study in California to investigate the association between race/ethnicity and childhood leukaemia focusing on two subtypes: acute lymphoblastic leukaemia (ALL) and acute myeloid leukaemia (AML).MethodsWe ...
Cockburn, Myles   +5 more
core   +2 more sources

Case-Control Studies

open access: yesKerala Journal of Psychiatry, 2021
Case-control studies (CSS) are observational analytic studies done often in instances of rare cases or outcomes.  In a case-control study, clearly defined cases and controls arising from the same population is compared for well-measured exposures. The ease of conduct of the study in terms of resources makes CSS popular.
Pankajakshan Vijayanthi Indu   +1 more
openaire   +1 more source

The Implication of Substance P in the Development of Tendinopathy: A Case Control Study. [PDF]

open access: yes, 2017
It was reported that substance P had beneficial effects in the healing of acute tendon injury. However, the relationship between substance P and degenerative tendinopathy development remains unclear. The purpose of this study was to determine the role of
Ahn, Heejung   +13 more
core   +1 more source

Prevalence and intensity of depression in mothers of children with beta-thalassemia major in Talghani Hospital of Gorgan, Iran [PDF]

open access: yes, 2014
Background: Thalassemia is a chronic disease that it leads to psychological and social problems for parents. Mothers are at markedly increased risk of suffering from psychological distress and depression because they usually take on a considerable part ...
Jahazi, A.   +3 more
core  

Involvement of deprivation and environmental lead in neural tube defects:a matched case-control study. [PDF]

open access: yes, 2009
OBJECTIVE. To analyse the prevalence of neural tube defects in small geographical areas and seek to explain any spatial variations with reference to environmental lead and deprivation. SETTING.
Awwad, Fuad   +4 more
core   +1 more source

Associations of intensity, duration, cumulative dose, and age at start of smoking, with thyroid cancer in Chinese males: A hospital-based case–control study in Zhejiang Province

open access: yesTobacco Induced Diseases, 2020
Introduction There has been considerable research on the association between smoking status and thyroid cancer risk in males, yet the findings are inconsistent.
Meng Wang*   +6 more
doaj   +1 more source

Social and spatial heterogeneity in psychosis proneness in a multilevel case-prodrome-control study [PDF]

open access: yes, 2014
To test whether spatial and social neighbourhood patterning of people at ultra-high risk (UHR) of psychosis differs from first-episode psychosis (FEP) participants or controls and to determine whether exposure to different social environments is evident ...
Aguilar, E   +10 more
core   +1 more source

PARTIAL THROMBOPLASTIN TIME CHANGES IN ASTHMA

open access: yesJournal of Research in Medical Sciences, 2003
Study objective: To exam the effect of asthma on- coagulation pathway. Methods: Case control study with 73 asthmatic pagtients at different age. Results: We show that PIT in asthmatic patients is longer than in control group (P < 0.0001). We
A MIRALAEI, F AFSHINNIA
doaj  

Studying risk factors associated with Human Leptospirosis

open access: yesJournal of Global Infectious Diseases, 2014
Background: Leptospirosis is one of the most under diagnosed and underreported disease in both developed and developing countries including India. It is established that environmental conditions and occupational habit of the individuals put them at risk ...
Ramachandra Kamath   +3 more
doaj   +1 more source

Tuberculosis and gender: exploring the patterns in a case control study in Malawi. [PDF]

open access: yes, 2004
BACKGROUND: In many populations there is an excess of tuberculosis in young women and older men. We explored possible explanations for these patterns, concentrating on human immunodeficiency virus (HIV) status, pregnancy, smoking, cooking smoke exposure,
Crampin, AC   +8 more
core  

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