The phrase "a selected subgroup of" is correct and usable in written English.
It can be used when referring to a specific portion or category of a larger group that has been chosen for a particular purpose or study.
Example: "The research focused on a selected subgroup of participants who met specific criteria for the study."
Alternatives: "a chosen subset of" or "a designated group of".
This is therefore a selected subgroup of the ATU series, but this selection makes comparison with phase II data maybe more relevant.
A possible limitation of our study is that the electronic diary was given to a selected subgroup of subjects with a higher mean level of education who received, from professionals, face-to-face instruction in its use.
Conclusions: In addition to providing additional information on BiDil efficacy in HF, A-HeFT is the first HF trial aimed at a selected subgroup of patients and the first to use a new composite HF score as its primary efficacy endpoint.
Our study therefore involved a selected subgroup of osteoarthritic patients.
Subsequently, we followed a selected subgroup of diabetic patients with elevated cIMT over 2 years [ 8].
The cluster enrichment of a selected subgroup of TFs important for retinal development is displayed in Figure 4E.
Apo A-V was analyzed in a randomly selected subgroup of the population; nevertheless, this subgroup was representative of the complete sample studied.
As a consequence, these cohorts included a highly selected subgroup of lithium-treated patients since the outcome, i.e., hyperparathyroidism, was already present.
After 4 6 weeks of training, an "acute" experiment, in the form of a single exercise session, was conducted with a randomly selected subgroup of the young participants.During the experiment MVC tests were conducted before and in the hours after the exercise session, for assessment of recovery of muscle function.
7 8 One clinical study which concluded that prompt treatment does not reduce renal scarring was restricted to a highly selected subgroup of children who had pyelonephritis and an abnormal acute DMSA scan, and may therefore not be applicable to unselected children with a UTI.
A randomly selected subgroup of students from first-year courses (N = 6954) was offered large incentives (worth AUD 55,000) to attend PASS which increased attendance by an estimated 0.47 hours each.
