The phrase "associated with a significant difference in" is correct and usable in written English.
It can be used in contexts where you are discussing the relationship between two variables or groups and highlighting a notable difference between them.
Example: "The study found that the new treatment was associated with a significant difference in patient recovery times compared to the standard treatment."
Alternatives: "linked to a notable difference in" or "related to a substantial difference in".
(2) Is district Pre-K attendance associated with a significant difference in text-level reading ability during the beginning and middle of first grade?
Two research questions guided this study: (1) Is district Pre-K attendance associated with a significant difference in letter sound identification and word identification during the beginning and middle of first grade?
To answer the second research question (Is district Pre-K attendance associated with a significant difference in text-level reading ability during the beginning and middle of first grade?), multiple independent samples t tests were conducted for text-level dependent variables by group (Pre-K vs. no preschool).
The multivariate analysis demonstrated that maternal education and SES are not associated with a significant difference in cognitive outcomes after adjusting for home environment, nutrition and education.
However, if a study was not industry funded, a favorable result was not associated with a significant difference in annual citation rate (an increase of 2.5; 95% CI = −8.2 to 13.2).
In the BSC arm, EREG expression was not associated with a significant difference in OS.
However, this treatment could not be associated with any significant difference in clinical, immunological or virological outcome of the infection.
In the original APACHE II publication [34], a 5-point difference in APACHE II scores was associated with a statistically significant difference in mortality risk.
These two are associated with distinctly different gene expression patterns and more importantly, a significant difference in clinical outcome.
However, there was a significant difference in the cytotoxicity associated with MΦs infected with SMI-pretreated Y. ptb.
Provision of the information sheet was associated with no significant difference in information seeking from any source.
