The phrase "a previous study comprising" is correct and usable in written English.
It can be used when referring to a study that includes or consists of certain elements or components.
Example: "A previous study comprising various demographic factors revealed significant trends in health outcomes."
Alternatives: "a prior study including" or "an earlier study consisting of".
Our findings can be compared to a previous study comprising only Chinese patients [7], which found that some patients appeared to benefit with doses as low as 25 mg/day, despite the mean dose being 80 mg for that entire study which had employed a physician-led upward dose titration depending on clinical response.
A previous study comprising 9,000 cases encompassing all ages reported age-related breast involution in approximately 8.5% of women less than 40-years-old [ 40].
We found a reduction in both mDC and pDC numbers in children with newly diagnosed T1D, which is in accordance with a previous study comprising a large number of pediatric patients (12).
16 17 In a previous study comprising the general population in South Korea, 8 the prevalence of vitamin D deficiency in participants older than 30 years was about 30 50% in men, and 50 70% in women, which was much lower than that among NKRs (87%) in this study.
In a previous study comprising only 38 participants, longer telomeres were associated with better health and independence in centenarians (Terry et al., 2008).
However, in a previous study comprising 28 breast cancer samples, we reported that hCAP18/LL-37 hCAP18/LL-37ted in breast cancer cells wash a correlation between hCAP18 protein levels and tupregulated, whereas in normal mammary tissue it was produced at a low level [ 17].
We, therefore, analyzed assembled BC data from different repositories and by integrating these results with our previous study comprising 200 HER2-amplified tumors [ 5], we were able to define a core set of significant CNAs and recurrent amplifications.
The present study included a much broader spectrum of primary tumours while the previous study comprised patients with breast, lung, and ovarian cancer only (Stockhammer et al, 2000).
Therefore, the nonprogressor group in the previous study comprised all of the regenerator subjects from the current study, as well as a large portion of the intermediate subjects.
The previous study comprised Native Americans living on reservations in Canada, and the current study examined Native Americans living in northern California.
In the previous studies comprising a large number of cases, 4 of 6 (66.7 %) cases of primary pancreatic lymphoma and 9 of 12 (75.0 %) cases of secondary pancreatic lymphoma were classified into this type [27, 33].
