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Showing 1 to 12 of 876 entries
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A simple method for the estimation of interaction bias in crossover studies.

Journal of clinical pharmacology

Cleophas TJ.
PMID: 2243151
J Clin Pharmacol. 1990 Nov;30(11):1036-40. doi: 10.1002/j.1552-4604.1990.tb03591.x.

The crossover trial is considered the most powerful means of determining the efficacy of new drugs. However this study design is frequently invalidated by treatment-by-period interaction. If, for example, the effect of the first treatment period carries on into...

Bias in double-blind trials.

Danish medical bulletin

Gøtzsche PC.
PMID: 2245657
Dan Med Bull. 1990 Aug;37(4):329-36.

No abstract available.

The consumer's risk in clinical trials.

Molecular biotherapy

Kramer BS.
PMID: 2222896
Mol Biother. 1990 Sep;2(3):132-6.

In any formal statistical test of the null hypothesis (the statement that a population parameter is equal to a specific value), there are two possible types of error. Type 1 or alpha error has occurred if the investigator rejects...

[Statistics for dentists].

Nederlands tijdschrift voor tandheelkunde

Schuurs AH, Duivenvoorden HJ, van 't Hof MA.
PMID: 2130277
Ned Tijdschr Tandheelkd. 1990 Aug;97(8):335-8.

Knowledge of statistics and methodology enhances the understanding of the dental literature. Most dentists are, however, unfamiliar with these subjects. Therefore, in a series of articles a number of statistical methods will be described. The present article deals with...

Survey design and conclusions.

Australian dental journal

Walker BN.
PMID: 2346411
Aust Dent J. 1990 Apr;35(2):194-5.

No abstract available.

Kindergarten screening predictive inaccuracy: first-grade teacher variability.

Exceptional children

Fedoruk GM, Norman CA.
PMID: 2286212
Except Child. 1990 Dec-1991 Jan;57(3):258-63. doi: 10.1177/001440299105700308.

Screening kindergarten students to predict first-grade achievement is characterized by rather gross errors over identification and under identification. This lack of predictive validity may be the consequence of overly simplistic conceptualizations that fail to take into account differences in...

[Types of epidemiological study. Cohort studies].

Enfermedades infecciosas y microbiologia clinica

Gili M, Ruiz-Canela MP, Briones E.
PMID: 2490481
Enferm Infecc Microbiol Clin. 1989 Nov;7(9):507-13.

No abstract available.

Inconsistencies in quality of life data collection in clinical trials: a potential source of bias? Interviews with research nurses and trialists.

PloS one

Kyte D, Ives J, Draper H, Keeley T, Calvert M.
PMID: 24124580
PLoS One. 2013 Oct 04;8(10):e76625. doi: 10.1371/journal.pone.0076625. eCollection 2013.

BACKGROUND: Patient-reported outcomes (PROs), such as health-related quality of life (HRQL) are increasingly used to evaluate treatment effectiveness in clinical trials, are valued by patients, and may inform important decisions in the clinical setting. It is of concern, therefore,...

Transportability in Network Meta-analysis.

Epidemiology (Cambridge, Mass.)

Kabali C, Ghazipura M.
PMID: 26963292
Epidemiology. 2016 Jul;27(4):556-61. doi: 10.1097/EDE.0000000000000475.

Network meta-analysis is an extension of the conventional pair wise meta-analysis to include treatments that have not been compared head to head. It has in recent years caught the interest of clinical investigators in comparative effectiveness research. While allowing...

Gender Diversity in a STEM Subfield - Analysis of a Large Scientific Society and Its Annual Conferences.

Journal of the American Society for Mass Spectrometry

Shishkova E, Kwiecien NW, Hebert AS, Westphall MS, Prenni JE, Coon JJ.
PMID: 28952050
J Am Soc Mass Spectrom. 2017 Dec;28(12):2523-2531. doi: 10.1007/s13361-017-1803-z. Epub 2017 Sep 26.

Speaking engagements, serving as session chairs, and receiving awards at national meetings are essential stepping stones towards professional success for scientific researchers. Studies of gender parity in meetings of national scientific societies repeatedly uncover bias in speaker selection, engendering...

A Common Purpose: Reducing Bias in the Curriculum.

Academic medicine : journal of the Association of American Medical Colleges

Gowda D, Benoit LJ, Travis CI.
PMID: 28221223
Acad Med. 2017 Mar;92(3):274-275. doi: 10.1097/ACM.0000000000001548.

No abstract available.

Estimating data from figures with a Web-based program: Considerations for a systematic review.

Research synthesis methods

Burda BU, O'Connor EA, Webber EM, Redmond N, Perdue LA.
PMID: 28268241
Res Synth Methods. 2017 Sep;8(3):258-262. doi: 10.1002/jrsm.1232. Epub 2017 Mar 07.

BACKGROUND: Systematic reviewers often encounter incomplete or missing data, and the information desired may be difficult to obtain from a study author. Thus, systematic reviewers may have to resort to estimating data from figures with little or no raw...

Showing 1 to 12 of 876 entries