The phrase "a core item" is correct and usable in written English.
It can be used to refer to an essential or fundamental component of a larger system or concept.
Example: "In our analysis, we identified a core item that significantly impacts the overall performance of the project."
Alternatives: "a key element" or "a fundamental component".
But he took a go-slow approach to a core item on his economic agenda: a 15-year phase-out of the city's tax on the gross receipts brought in by businesses — a levy that generates about $450 million annually for the city budget.
There were a number of parameters that had major discordance between the protocols (in which they were included as a core item in only 1 of the protocols).
Thus, given that this item has high predictive value for depression, its inclusion as a core item in a screening instrument seems highly appropriate.
We added a third core item to assess help-seeking in relation to self-injury, using the original matrix format.
We set an a priori goal of an expanded PROMIS PF core item bank with 200 to 225 total items, including approximately 25 new floor and 25 new ceiling items.
One of the problems with Isa was that the menu was somewhat limited, with just a few core items that didn't change substantially.
9 We obtained the patient summary score by first calculating a mean score for each core item across patients where at least six patients had returned a valid score, and then calculating the mean of these item means where at least five of the possible nine core items means were available.
During its initial funding cycle, PROMIS developed a 154-item physical function core item bank.
For example, promoting decent work in global supply chains was featured as a core agenda item during the G7 summit which Germany hosted in June 2015.
For example, daily decision making, a core interRAI item can be linked to b110 consciousness functions, b164 higher level cognitive function, d 230 carrying out daily routine and d177 decision making.
Other studies have evaluated RSWGcr versus a modified version in terms of number of items included [ 31] or cut-off scores at each core item [ 32].
