The phrase "affecting the rate" is correct and usable in written English.
It can be used when discussing factors that influence or change a specific rate, such as interest rates, growth rates, or any measurable rate.
Example: "Several economic factors are affecting the rate of inflation this year."
Alternatives: "influencing the rate" or "impacting the rate".
Values of parameters affecting the rate of adsorption were varied over wide ranges.
De Jager, P. L. et al. A genome-wide scan for common variants affecting the rate of age-related cognitive decline.
The kinesin cycle therefore contains at least one load-dependent transition affecting the rate at which ATP molecules bind and subsequently commit to hydrolysis.
The conversion rate is solely determined by the factors affecting the rate limiting step in the intramolecular (interconversion) process.
We sought to investigate factors affecting the rate of visual field (VF) progression after DH in glaucomatous eyes.
Other factors affecting the rate of browning include the ripening stage of the fruit, the length of time in storage and any topical treatments that have been applied.
The critical medium components viz., KH2PO4, Na2HPO4, caffeine and Fe2+ affecting the rate of caffeine degradation were determined by Plackett Burman design.
The present study explores the hypothesis of gene size being the main factor affecting the rate of protein expression in the host cell.
A better understanding of factors affecting the rate of contaminant uptake by aquatic plants is needed to improve engineered systems for removal of pollutants from wastewaters.
In addition, we discuss carotenoid catabolism, storage and sequestration, and transcriptional and epigenetic regulation as factors affecting the rate of carotenoid accumulation.
The putative risk factors for development of renal insufficiency were retrospectively studied as well as those affecting the rate of progression of CRF.
