The phrase "a small cohort of patients with" is correct and usable in written English.
It can be used in medical or research contexts to refer to a specific, limited group of patients who share a common characteristic or condition.
Example: "In our study, we analyzed data from a small cohort of patients with chronic migraines."
Alternatives: "a limited group of patients with" or "a minor group of patients with".
However, those studies presented a small cohort of patients with no statistical analysis.
First, we only investigated a small cohort of patients with a narrow range of cardiac index values.
The results also align with the association between hypoxemia and plasma levels of HBP in a small cohort of patients with influenza infection [30].
In a small cohort of patients with suspected CS, cardiac 68Ga-DOTANOC PET/CT had excellent diagnostic accuracy and had the advantage over 18F-FDG PET/CT that no pre-scan fasts, diets, or infusions were required.
These preliminary results obtained from a small cohort of patients with heterogeneous clinical presentation corroborate the presumption that the frequency of CNVs in these conditions is rare, that sequence analysis would still be considered the first tier of testing and that genetic diagnosis is also dependent on accurate clinical assessment of these patients' phenotypes.
In a small cohort of patients with sepsis and septic shock, high serum CNP concentrations have been demonstrated [ 17].
Alternatively, focussing on a smaller cohort of patients with a particular breast cancer subtype may increase power by reducing genetic heterogeneity.
There exists a significant cohort of patients with a minimal cytokine response that died, and a smaller cohort of patients with vigorous and sustained response, that survived.
Ipilimumab is also under investigation in combination with other agents, and in a smaller cohort of patients with various cancers.
We analyzed a small cohort of patients, consistent with similar studies of this nature.
This study involved a small cohort of patients comprised of patients with maxillary sinus and nasopharyngeal cancer.
