The phrase "a relatively small subsample" is correct and usable in written English.
It can be used when discussing a portion of a larger sample that is smaller in size compared to the whole, often in research or statistical contexts.
Example: "In our study, we analyzed a relatively small subsample of participants to draw preliminary conclusions."
Alternatives: "a modest subsample" or "a limited subsample".
However, LEP was only measured in a relatively small subsample and results should therefore be interpreted cautiously.
There was a relatively small subsample of participants, who were asked about pet ownership in Wave 0 of ELSA.
In respect to interpreting the test-retest-reliability findings some caution is appropriate, since the Kappa-value calculations were limited to a relatively small subsample of patients who self-reported their health problems as being unchanged for the observed study period.
11 43 Another potential limitation is that the sample in which we directly compared paternal BMI and offspring BMI is a relatively small subsample of the main dataset, and thus only permitted estimation of all cause, cardiovascular disease related, and non-cardiovascular disease related mortality.
The relatively small subsample of illiterate patients provided limited power to reject risk differences with small magnitude.
In our study, the relatively small subsample of illiterate patients provided limited power to reject differences with small or even moderate magnitude.
Our cystatin C findings are limited by the relatively small subsample of participants with measured cystatin C levels; further, levels were elevated for only 13%, limiting our power to detect anything but large effects.
A limitation of the present study is that a part of the results is based on relatively small subsamples of adolescents due to attrition, especially with regard to questionnaires that were completed on two measurements in time.
Only a relatively small number of features show the highest discriminative ability and consistency across many subsamples of the training set.
Netflix pays a relatively small licensing fee.
Weakness A relatively small heavyweight.
