The phrase "a rather small proportion" is correct and usable in written English.
It can be used when discussing statistics or quantities to indicate that the amount being referred to is relatively low compared to a larger whole.
Example: "In the survey, a rather small proportion of respondents indicated that they were dissatisfied with the service."
Alternatives: "a relatively minor percentage" or "a somewhat limited share".
One area where cost and responsibility might be sensible to share is the extending of reserves – even if this applies to a rather small proportion of public land.
Even though available statistics suggest that lone wolf terrorists account for a rather small proportion of all terror incidents [1], they can often have a large impact on society [2].
At the level of individual matches between microRNAs and the inversely modulated, predicted targets, a rather small proportion of the target genes were inversely correlated with a considerable correlation coefficient (ranging from r = −0.5 to −0.95, see Table 2).
Nevertheless, and as reported above, a rather small proportion of the low familiar odors were still named consistently.
Nosocomial infections are mainly caused by bacteria and yeasts and only a rather small proportion is caused by viruses [ 7].
This supports the generality of our previous conclusion: phytic acid is ubiquitous in leaf tissue, but accounts for a rather small proportion of total P.
A rather smaller proportion of us worry about when we'll run out of discoverable, deep-end thrills like this.
In 2003, the most recent year for which figures are available, America's power-generation business, arguably the world's biggest single polluter, spent a rather smaller proportion of its revenues on R&D than did America's pet-food business.
So the first thing I would have us think about is the importance of distinguishing between the vast majority of objects that human beings should live with — objects of virtue, beauty, whatever you want to call it — and the rather small proportion of them, which are masterpieces, works of profound importance, which should end up in the public domain.
Compared to the rather small proportion of physicians at all hospital staff, one may wonder why this group of HCW has likely been involved in NO.
In the other groups DHA was found in rather low frequencies and also mostly in rather small proportions, i.e. less than 1% of total FA content.
