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Justyna Jupowicz-Kozak

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difference in proportions

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "difference in proportions" is correct and can be used in written English.
You can use the phrase to describe when two things are not equal in proportion, or when the amount of one thing compared to another is not the same. For example: "There was a noticeable difference in proportions between the two groups, with 25% of the first group responding, compared to only 10% of the second group."

✓ Grammatically correct

Science

Human-verified examples from authoritative sources

Exact Expressions

59 human-written examples

The χ for trends test showed no significant difference in proportions of injury deaths among the different years (p=0.288).

Science

BMJ Open

This computation assumes that the difference in proportions is −0.12 (specifically, 0.20 versus 0.32).

There was no significant difference in proportions (p = .212) for medically significant weight gain between patients prescribed FGA or SGA.

a P-values (Fisher's exact test) compared the difference in proportions with the diagnosis between survey and validation samples.

The difference in proportions of injuries that are concussions may be associated with various settings for immediate concussion management.

However, the difference in proportions was not statistically significant.

Science

Plosone

However, the difference in proportions of Reverters for both antigens was not significant (p = 0.26).

Science

Plosone

The t-test revealed that the difference in proportions between phases was significant (t(23) = 2.369, p<.027).

Science

Plosone

Difference in proportions was assessed using gee-logistic regression.

This difference in proportions would yield a moderate effect size.

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Human-verified similar examples from authoritative sources

Similar Expressions

1 human-written examples

Including all the adverse events, the difference-in-proportions test was significant (p = 0.005) between the two groups.

Expert writing Tips

Best practice

When reporting a "difference in proportions", always include confidence intervals and p-values to provide context for the statistical significance of the finding.

Common error

Avoid assuming that a statistically significant "difference in proportions" automatically implies practical significance. Consider the effect size and the real-world implications of the observed difference.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

83%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "difference in proportions" functions as a noun phrase identifying a statistical comparison. It is commonly used to describe a quantifiable disparity between two or more groups based on a specific characteristic. Ludwig AI confirms this is a standard expression.

Expression frequency: Very common

Frequent in

Science

100%

Less common in

News & Media

0%

Formal & Business

0%

Academia

0%

Ludwig's WRAP-UP

The phrase "difference in proportions" is a grammatically sound and frequently used term, primarily within scientific and academic contexts. It serves to describe a quantifiable disparity between two or more groups, as validated by Ludwig AI. When using this phrase, remember to provide sufficient statistical context, including confidence intervals and p-values. While statistically significant differences are important, always consider the practical significance of the observed results. Alternative phrases such as "disparity in percentages" or "variation in ratios" may be appropriate depending on the nuance you wish to convey.

FAQs

How do I test for a "difference in proportions" between two groups?

Common statistical tests for examining the "difference in proportions" include the Chi-square test, Fisher's exact test (especially for small sample sizes), and z-tests. The choice depends on the specific data and assumptions.

What does a statistically significant "difference in proportions" mean?

A statistically significant "difference in proportions" indicates that the observed difference between two groups is unlikely to have occurred by random chance, suggesting a real association between the groups and the variable being measured.

What are some alternatives to "difference in proportions"?

You can use alternatives like "disparity in percentages", "variation in ratios", or "divergence in rates" depending on the specific context.

How do I report a "difference in proportions" in a research paper?

When reporting a "difference in proportions", include the proportions for each group, the statistical test used (e.g., Chi-square), the test statistic, the p-value, and a confidence interval for the difference.

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Real-world application tested

Most frequent sentences: