Articles with "one sample" as a keyword



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The use of two-sample methods for Mendelian randomization analyses on single large datasets.

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Published in 2021 at "International journal of epidemiology"

DOI: 10.1093/ije/dyab084

Abstract: BACKGROUND With genome-wide association data for many exposures and outcomes now available from large biobanks, one-sample Mendelian randomization (MR) is increasingly used to investigate causal relationships. Many robust MR methods are available to address pleiotropy,… read more here.

Keywords: sample; presence; mendelian randomization; two sample ... See more keywords
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One-sample quantitative and two-sample qualitative faecal immunochemical tests for colorectal cancer screening: a cross-sectional study in China

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Published in 2022 at "BMJ Open"

DOI: 10.1136/bmjopen-2021-059754

Abstract: Objectives Quantitative faecal immunochemical tests (FITs) are widely used for colorectal cancer (CRC) screening in the Western countries, whereas qualitative FITs are preferred in China. The present study aimed to compare the screening yield between… read more here.

Keywords: two sample; fit; sample; sample quantitative ... See more keywords

Reference curve sampling variability in one–sample log–rank tests

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Published in 2022 at "PLoS ONE"

DOI: 10.1371/journal.pone.0271094

Abstract: The one–sample log–rank test is the method of choice for single–arm Phase II trials with time–to–event endpoint. It allows to compare the survival of patients to a reference survival curve that typically represents the expected… read more here.

Keywords: log rank; curve; sample log; one sample ... See more keywords
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A pilot study investigating preferred background sounds during mindfulness meditation: What would you like to hear?

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Published in 2019 at "Work"

DOI: 10.3233/wor-192917

Abstract: BACKGROUND Music and meditation have affirmative effects on the parasympathetic nervous system. OBJECTIVE To investigate individual preferences for background sounds during meditation, using a series of paired, forced-choice comparisons. METHOD Interventions included music with a… read more here.

Keywords: coherence scores; silence; meditation; background sounds ... See more keywords
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PointNet++ and Three Layers of Features Fusion for Occlusion Three-Dimensional Ear Recognition Based on One Sample per Person

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Published in 2020 at "Symmetry"

DOI: 10.3390/sym12010078

Abstract: The ear’s relatively stable structure makes it suitable for recognition. In common identification applications, only one sample per person (OSPP) is registered in a gallery; consequently, effectively training deep-learning-based ear recognition approach is difficult. The… read more here.

Keywords: feature; recognition; ear recognition; fusion ... See more keywords
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Infectious SARS-CoV-2 Particles from Rectal Swab Samples from COVID-19 Patients in Brazil

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Published in 2023 at "Viruses"

DOI: 10.3390/v15051152

Abstract: The main objective of this study was to investigate the dynamic of SARS-CoV-2 viral excretion in rectal swab (RS), saliva, and nasopharyngeal swab (NS) samples from symptomatic patients and asymptomatic contacts. In addition, in order… read more here.

Keywords: infectious sars; swab samples; rectal swab; one sample ... See more keywords

[Investigation and Genotyping of Chlamydia psittaci ompA Gene in Pigeon (Columbia domestica) Feces].

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Published in 2020 at "Mikrobiyoloji bulteni"

DOI: 10.5578/mb.68757

Abstract: Avian chlamydiosis, is a highly contagious, systemic disease occuring in domestic and wild birds. Chlamydia psittaci, the causative agent of the disease, is a gram-negative bacterium in the Chlamydiaceae family that can only live within… read more here.

Keywords: psittaci; pigeon; ompa gene; gene ... See more keywords