Left- and Right-Handedness Study, 1970 (ICPSR 7304)

Published: Dec 22, 2009

Principal Investigator(s):
Jean A. Laponce


Version V2

The data for this study were collected in 1970 from 1,557 classrooms in schools located in the Vancouver, British Columbia, Canada, area. The study used questionnaires filled in by teachers to determine the incidence of left-handedness among school children. Variables also describe the type of school, socioeconomic status of the area where the school was located, grade level of children, educational ability of the classes they belonged to, and the students' sex.

Laponce, Jean A. Left- and Right-Handedness Study, 1970. Ann Arbor, MI: Inter-university Consortium for Political and Social Research [distributor], 2009-12-22. https://doi.org/10.3886/ICPSR07304.v2

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The schools included in the study represented approximately 90 percent of all public and Catholic schools in the North Vancouver, West Vancouver, and Burnaby school districts, approximately 90 percent of all Catholic schools in the Vancouver school district, and eight randomly selected public schools in the Vancouver school district. Data were collected from a total of 1,557 classrooms in these schools.

School children from the Vancouver, British Columbia, Canada, area.

self-enumerated questionnaires

survey data



2009-12-22 SAS, SPSS, and Stata setups have been added to this data collection.

1984-03-18 ICPSR data undergo a confidentiality review and are altered when necessary to limit the risk of disclosure. ICPSR also routinely creates ready-to-go data files along with setups in the major statistical software formats as well as standard codebooks to accompany the data. In addition to these procedures, ICPSR performed the following processing steps for this data collection:

  • Created variable labels and/or value labels.


  • Data in this collection are available only to users at ICPSR member institutions.

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