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HIV and Headache: A Cross‐Sectional Study
Headache: The Journal of Head and Face Pain, 2017IntroductionThe head and neck are the second most common locations for pain among HIV‐positive individuals. Most studies were conducted among HIV patients at an advanced stage of the disease.MethodsThis was a cross‐sectional study. Patients with HIV and CD4+ T lymphocyte counts >500 were included. Semi‐structured interview, the Headache Impact Test (
Ulisses Ramos Montarroyos +3 more
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1988
In cohort studies, subjects are followed in a forward direction from exposure to outcome, and inferential reasoning is from cause to effect. In case-control studies, subjects are investigated in a backward direction from outcome to exposure; inference is from effect to cause.
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In cohort studies, subjects are followed in a forward direction from exposure to outcome, and inferential reasoning is from cause to effect. In case-control studies, subjects are investigated in a backward direction from outcome to exposure; inference is from effect to cause.
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Can Cross-Sectional Studies Contribute to Causal Inference? It Depends.
American Journal of Epidemiology, 2022D. Savitz, G. Wellenius
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The Journal of Clinical Psychiatry, 2007
To describe the sociodemographic, clinical, and forensic characteristics of people convicted of killing infants, including their outcome in court and the gender differences in these characteristics.A consecutive case series of people convicted of infant homicide in England and Wales (1996-2001).
Flynn, Sandra M. +2 more
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To describe the sociodemographic, clinical, and forensic characteristics of people convicted of killing infants, including their outcome in court and the gender differences in these characteristics.A consecutive case series of people convicted of infant homicide in England and Wales (1996-2001).
Flynn, Sandra M. +2 more
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2009
Provides a “snapshot” of the frequency and characteristics of a disease in a population at a particular single point in time; basically identical to case-control study except that the variable assumed to be the cause of an event (or disease) is measured at the same time as the assignment of the patient to the event/disease category.
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Provides a “snapshot” of the frequency and characteristics of a disease in a population at a particular single point in time; basically identical to case-control study except that the variable assumed to be the cause of an event (or disease) is measured at the same time as the assignment of the patient to the event/disease category.
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NEUTRON CROSS SECTIONS FOR NUCLEOSYNTHESIS STUDIES
Atomic Data and Nuclear Data Tables, 2000Abstract Previous compilations of (n,γ) cross sections of relevance for neutron capture nucleosynthesis in the big bang and in the slow neutron capture process (s process) have been updated to encompass information available up to December 1998; data references include work in process then and published subsequently.
Bao, Z. Y. +5 more
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Cross-sectional studies in prescribing research
Journal of Clinical Pharmacy and Therapeutics, 2001A cross-sectional study aims to describe the overall picture of a phenomenon, a situational problem, an attitude or an issue, by asking a cross-section of a given population at one specified moment in time. This paper describes the key features of the cross-sectional survey method.
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Journal of Child Psychology and Psychiatry and Allied Disciplines, 2000
David S. J. Hawker, M. Boulton
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David S. J. Hawker, M. Boulton
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