Basic principles of descriptive statistics in medical research
Descriptive statistics provides tools to explore, summarize and illustrate the research data. In this tutorial we discuss two main types of data - qualitative and quantitative variables, and the most common approaches to characterize data distribution ...
N. M. Bulanov +6 more
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Nicodemo's method on dental development: a cross-sectional study with 3,271 children and adolescents [PDF]
Civil and criminal forensics utilize dental development to estimate age. The method of Nicodemo, Moraes, and Médici Filho (NMM) is a popular dental age estimation tool in South America; however, it lacks a scientific basis for applications in ...
Raquel Porto Alegre Valente +5 more
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Statistical hypothesis testing: general approach in medical research
Statistical hypothesis testing is one of the key steps in modern medical research. Initially, scientists formulate a research hypothesis based on which the statistical hypothesis is then developed and statistically tested.
A. Yu. Suvorov +6 more
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Statistical models for topic segmentation [PDF]
Most documents are about more than one subject, but many NLP and IR techniques implicitly assume documents have just one topic. We describe new clues that mark shifts to new topics, novel algorithms for identifying topic boundaries and the uses of such boundaries once identified.
openaire +2 more sources
Mapping the literature of pediatric nursing: update and implications for library services
Objective: The purpose of this study was to identify core journals and other types of literature cited in four major pediatric nursing journals and to characterize coverage of these resources in major bibliographic databases.
Carol L. Watwood
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Investigating Public Speaking Anxiety Factors among EFL University Students through Online Learning [PDF]
As in many other countries, universities in Indonesia have been closed since March 2020 due to the COVID-19 pandemic lockdown, and lecturers have been forced to adapt to online learning.
Selamat Hasibuan +2 more
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A Developmental Basis for Stochasticity in Floral Organ Numbers
Stochasticity ubiquitously inevitably appears at all levels from molecular traits to multicellular, morphological traits. Intrinsic stochasticity in biochemical reactions underlies the typical intercellular distributions of chemical concentrations, e.g.,
Miho S Kitazawa, Koichi eFujimoto
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Publish or perish, information overload, and journal impact factors – A conflicting tripod of forces
The academic mantra, to the point of cliché, is “publish or perish.” Academia is generally too preoccupied with research and publishing to stand back and consider the driving forces behind the actual processes and systems involved.
Victor Grech
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Finding alternatives when a major database is gone
Question: What to do when a major database ceases publication? Setting: An urban, academic health sciences library with four campuses serves a university health sciences system, a college of medicine, and five other health sciences colleges.
Estelle Hu
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Deep Impact: Unintended consequences of journal rank
Most researchers acknowledge an intrinsic hierarchy in the scholarly journals (‘journal rank’) that they submit their work to, and adjust not only their submission but also their reading strategies accordingly.
Björn eBrembs +2 more
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