The phrase "a somewhat higher rate" is correct and usable in written English.
It can be used when discussing a rate that is increased but not significantly so, often in contexts like finance, statistics, or comparisons.
Example: "The new policy resulted in a somewhat higher rate of customer satisfaction compared to last year."
Alternatives: "a slightly increased rate" or "a moderately higher rate".
But the study found that children conceived via ICSI had a somewhat higher rate of minor genital malformations.
America's Fed has no explicit target, but the country's current inflation rate of 3.5% suggests that it is happy to tolerate a somewhat higher rate than the ECB.
Earlier versions of Mr. Ryan's Medicare proposal, he added, would have allowed the federal contribution to grow at a somewhat higher rate than assumed in the House budget blueprint.
The growth rate in the region's largest country, India, though high, fell significantly during the 1990s, as did that in Bangladesh, although Pakistan maintained a somewhat higher rate of growth.
He accepted a somewhat higher rate of fish slipping off the hook for a somewhat lower rate of difficult-to-remove hooks and injury to the fish he loved to catch.
The theory predicts a somewhat higher rate of coalescence than that which has been determined experimentally.
Extending this inference to other snoRNA families is complicated by the somewhat higher rate of sequence divergence of these genes compared with snRNAs and tRNAs (supplementary fig. S1 and table S4, Supplementary Material online).
It seems to have been associated with the progressive increase in refrigeration and the abandonment of other forms of food preservation, the somewhat higher rate in Italy probably reflecting the continued use of salt preserved food in the mountainous areas.
A study from the same author performed in seven Dutch hospitals states a somewhat higher detection rate of suspected CAN in hospitals which have a higher completion rate of the checklist (checklist completed in 36% (16 56%) vs. in hospitals with a low completion of 0.4%) [ 54].
On the other hand, resistant cells under constant 5 μM 4-HPR exposure (R5 cells) showed a somewhat higher desaturation rate than 5 μM 4-HPR-treated parental CCRF-CEM cells (conversion rate of 0.61 ± 0.17 vs. 2.09 ± 0.20 at 2 h), which suggests slight adaptation.
