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RTI Press Occasional Paper

Effectiveness of teachers' guides in the Global South

This report presents the results of RTI International Education’s study on teachers' guides across 13 countries and 19 projects. Using quantitative and qualitative methods, we examine how teachers’ guides across the projects differ and find...

RTI Press Occasional Paper

Assessing network structure with practical sampling methods

Using data from an enumerated network of worldwide flight connections between airports, we examine how sampling designs and sample size influence network metrics. Specifically, we apply three types of sampling designs: simple random sampling,...

RTI Press Book

Detection of drugs and their metabolites in oral fluid

Detection of Drugs and Their Metabolites in Oral Fluid presents the analytical chemistry methods used for the detection and quantification of drugs and their metabolites in human oral fluid. The authors summarize the state of the science,...

RTI Press Occasional Paper

Universal screening of young children for developmental disorders

In the past decade, American and Canadian pediatric societies have recommended that pediatric care clinicians follow a schedule of routine surveillance and screening for young children to detect conditions such as developmental delay, speech and...

RTI Press Occasional Paper

Telephone appends for address-based samples—An introduction

Surveys with samples selected from an address frame derived from US Postal Service sources are often referred to as address-based sampling (ABS) surveys. For an ABS survey that is primarily conducted by mail, web, or face-to-face, sometimes it is...

RTI Press Research Report

Completeness of prenatal records in community hospital charts

We describe the completeness of prenatal data in maternal delivery records and the prevalence of selected medical conditions and complications among patients delivering at community hospitals around Atlanta, Georgia. Medical charts for 199...

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