Your privacy, your choice

We use essential cookies to make sure the site can function. We also use optional cookies for advertising, personalisation of content, usage analysis, and social media.

By accepting optional cookies, you consent to the processing of your personal data - including transfers to third parties. Some third parties are outside of the European Economic Area, with varying standards of data protection.

See our privacy policy for more information on the use of your personal data.

for further information and to change your choices.
Skip to main content

Table 2 Thresholds for the interpretation of Cohen’s d and Cramer’s V

From: Telephone versus web panel National Survey for monitoring adoption of preventive behaviors to climate change in populations: a case study of Lyme disease in Québec, Canada

Indices

Effect size

Nil

Small

Medium

Large

Cohens’ d and h

[0.0–0.2[

[0.2–0.5[

[0.5–0.8[

[0.8-∞[

Cramer’s V by degrees of freedom

 1

[0.0–0.10[

[0.10–0.30[

[0.30–0.50[

[0.50-∞[

 2

[0.0–0.07[

[0.07–0.21[

[0.21–0.35[

[0.35-∞[

 3

[0.0–0.06[

[0.06–0.17[

[0.17–0.29[

[0.29-∞[

 4

[0.0–0.05[

[0.05–0.15[

[0.15–0.25[

[0.25-∞[

 5

[0.0–0.05[

[0.05–0.13[

[0.13–0.22[

[0.22-∞[

Back to article page

BMC Medical Research Methodology

ISSN: 1471-2288

Contact us