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Related Experiment Video

Updated: Jun 5, 2026

Traditional Trail Making Test Modified into Brand-new Assessment Tools: Digital and Walking Trail Making Test

Published on: November 23, 2019

The dillman total design survey method.

S N Hoddinott, M J Bass

Canadian Family Physician Medecin De Famille Canadien

|January 27, 2011

Summary

This summary is machine-generated.

The Total Design Method (TDM) achieved a 92.8% response rate from family physicians, exceeding its guaranteed 80% for mail surveys. This study confirms TDM

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Area of Science:

Medical Research Methodology
Survey Design and Implementation

Background:

Achieving high response rates in surveys, especially from busy professionals like physicians, is a significant challenge.
The Total Design Method (TDM) by D.A. Dillman is known for its potential to increase survey return rates.

Purpose of the Study:

To evaluate the effectiveness of the Total Design Method (TDM) in achieving high response rates from family physicians.
To assess the practical application of TDM principles in a real-world survey setting.

Main Methods:

A booklet-type questionnaire, introductory letter, return postcard, and stamped envelope were mailed to 185 family physicians in London, Ontario.
Follow-up procedures included a reminder postcard after one week and replacement questionnaires at three and seven weeks.

Main Results:

The survey achieved an exceptionally high response rate of 92.8%.
This return rate significantly surpassed the "guaranteed" 80% often associated with the TDM.

Conclusions:

The Total Design Method (TDM) is highly effective in maximizing survey response rates, even among hard-to-reach populations such as family physicians.
Meticulous attention to administrative details in survey design and implementation is crucial for achieving successful outcomes.