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Related Concept Videos

Surveys02:16

Surveys

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Often, psychologists develop surveys as a means of gathering data. Surveys are lists of questions to be answered by research participants, and can be delivered as paper-and-pencil questionnaires, administered electronically, or conducted verbally. Generally, the survey itself can be completed in a short time, and the ease of administering a survey makes it easy to collect data from a large number of people.
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Randomized Experiments01:13

Randomized Experiments

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The randomization process involves assigning study participants randomly to experimental or control groups based on their probability of being equally assigned. Randomization is meant to eliminate selection bias and balance known and unknown confounding factors so that the control group is similar to the treatment group as much as possible. A computer program and a random number generator can be used to assign participants to groups in a way that minimizes bias.
Simple randomization
Simple...
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Methods Of Healthcare Delivery System01:26

Methods Of Healthcare Delivery System

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At the different levels of the healthcare system, we see varying methods of healthcare used. These methods include managed care systems, case management, and primary healthcare.
Managed Care System:
The managed care system is designed to control the cost while maintaining the quality of care. The patient's care from admission to discharge is planned by the primary care provider or the case manager, also known as the gatekeeper. In a managed care system, the number of care providers is...
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Bioequivalence Experimental Study Designs: Completely Randomized and Randomized Block Designs01:20

Bioequivalence Experimental Study Designs: Completely Randomized and Randomized Block Designs

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Body:Bioequivalence experimental study designs are crucial methodologies used in evaluating and comparing the bioavailability of different drug products. These designs are categorized into various types: completely randomized, randomized block, repeated measures, cross and carry-over, and Latin square designs.Completely randomized designs involve randomly allocating treatments to all subjects participating in the experiment. This allocation is achieved by assigning unique random numbers to...
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Bioequivalence Experimental Study Designs: Repeated Measures, Cross-Over, Carry-Over, and Latin Square Designs01:15

Bioequivalence Experimental Study Designs: Repeated Measures, Cross-Over, Carry-Over, and Latin Square Designs

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Body:Bioequivalence experimental study designs play a pivotal role in testing the effectiveness of various treatments. Key among these are the repeated measures, cross-over, carry-over, and Latin square designs. In the repeated measures design, each subject receives all treatments, allowing for temporal comparisons. This type of design is useful in reducing variability but requires careful planning to avoid bias.The cross-over design, an economical method, involves sequential administration of...
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Blind Procedures02:07

Blind Procedures

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Ideally, the people who observe and record the children’s behavior are unaware of who was assigned to the experimental or control group, in order to control for experimenter bias. Experimenter bias refers to the possibility that a researcher’s expectations might skew the results of the study. Remember, conducting an experiment requires a lot of planning, and the people involved in the research project have a vested interest in supporting their hypotheses. If the observers knew which...
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Related Experiment Video

Updated: Jan 13, 2026

E-Patient Counseling Trial E-PACO: Computer Based Education versus Nurse Counseling for Patients to Prepare for Colonoscopy
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Comparing survey delivery methods in healthcare: A randomized study.

Gayane Tumyan1, Kathleen Esselink2, Ann Marie Navar3

  • 1Division of Endocrinology, Department of Internal Medicine, UT Southwestern Medical Center, Dallas, TX, USA.

Journal of Clinical and Translational Science
|January 12, 2026
PubMed
Summary
This summary is machine-generated.

Email recruitment for healthcare surveys shows higher response rates than electronic health record (EHR) patient portals. Most patients responded quickly to email invitations, indicating its effectiveness for patient engagement.

Keywords:
Survey delivery methodspatient portalresearch recruitmentweb-based data collection

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Area of Science:

  • Health Services Research
  • Patient Engagement Strategies
  • Survey Methodology

Background:

  • Effective patient recruitment is crucial for healthcare research.
  • Traditional methods like email and newer approaches via electronic health record (EHR) patient portals are commonly used.
  • Comparing the efficacy of these recruitment channels is essential for optimizing survey participation.

Purpose of the Study:

  • To compare the effectiveness of email versus EHR patient portal invitations for healthcare survey response rates.
  • To analyze survey completion rates, changes in research preference, and time to completion for each recruitment method.

Main Methods:

  • Adults with a history of bariatric surgery were randomized to receive survey invitations via email or EHR patient portal.
  • Multiple invitations were sent, including a crossover to the alternate method for a third invitation.
  • Response rates, time to completion, and changes in research preference were assessed using multivariable logistic regression.

Main Results:

  • Email recruitment achieved higher overall response rates compared to the EHR patient portal.
  • The EHR portal group was 27% less likely to complete the survey than the email group.
  • Most survey responses were received within 24 hours of the initial invitation.

Conclusions:

  • Email-based recruitment is more effective than EHR patient portal recruitment for healthcare surveys.
  • Rapid response times suggest timely engagement is key for maximizing participation.
  • Findings inform strategies for improving patient survey recruitment in clinical research.