The phrase "a sample of first" is not correct and does not convey a clear meaning in written English.
It may be intended to refer to a sample from a primary or initial group, but it lacks clarity and context.
Example: "We collected a sample of first impressions from the participants in the study."
Alternatives: "a sample of initial" or "a sample of primary".
A full factorial experimental design was used to study the effect of these factors on theoretical knowledge and practical skill acquisition in a sample of first year undergraduate student nurses from one institution of higher education (n=19).
The results of the present study, i.e. that first episode patients show a more favorable treatment response than multiple episode patients, are compatible with the findings of Lieberman et al. [ 17] who followed prospectively a sample of first episode patients and found a decreased responsiveness to treatment over subsequent episodes in terms of an increased time to remission.
On the other hand, Enns et al. [ 36] discern between an adaptive and a maladaptive form of perfectionism and report that only the latter was associated with higher levels of depression in a sample of first to third year medical students.
The main result of the current study is that continued cannabis use had a statistically significant association with elevated mood but not with depressive or psychotic symptoms, over a one year follow-up period in a sample of first treatment BD-I patients.
[C6.] Stocks Close Mixed With Quarterly Earnings on Horizon Stocks closed narrowly mixed as investors looked past rising oil prices and awaited a sample of first-quarter earnings from Alcoa after the closing bell.
To test the hypothesis, we estimate different models for a sample of first-generation immigrants between 25 and 55 years of age using data of the SOEP.
In this paper the hidden process is first anticipated as a non-stationary Ornstein Uhlenbeck (OU) process with unknown parameters that have to be estimated only by use of the information contained in a sample of first-passage times.
In addition, the study is drawn from a sample of first-year polytechnic students which took a particular module and hence care should be exercised not to generalise this study finding to the entire population of polytechnic students.
They show that the threshold instrument is irrelevant for ICT skills in a sample of first-generation immigrants who are unlikely to have acquired their ICT skills in Germany.
LINDA consists of a population sample and a sample of first-generation immigrants; the population sample includes 3.35%% of the entire population each year, and the migrant sample includes almost 20%% of all immigrants.
An ad-hoc questionnaire was administered to a sample of fourth-year students reading undergraduate degrees in Early Childhood and Primary Education at the Catholic University of Murcia (n=231).
