"item involved" is correct and usable in written English.
It can be used to refer to things (generally physical items) which are involved in or connected to a specific event, project, or situation. For example, "This report outlines all the items involved in the project."
For Stuart, the next item involved a pigeon.
The first item involved an erroneous job title mentioned in an obituary.
These components present different failure and cause modes and behaviours, and they also undertake complex test and maintenance activities depending on the item involved.
Each item involved assigning a judgment of high, low, or unclear risk of material bias.
The list includes a piece of brick wall as the fundamental item involved in almost all indoor and outdoor urban scenarios and a set of rather common objects, usually located in offices or residential premises.
Wording of the item involved an initial brainstorming session to generate many potentially suitable items.
I wouldn't buy an expensive toaster because we didn't have that much money and there was only one menu item involving toast: a club sandwich.
The unemployment item involves a question about whether the respondent was unemployed at the time of the survey, a binary variable indicating whether the respondent was unemployed or not.
Going for a big-ticket item involves risk, since the competition is intense.
Imagine a City Councilor who unabashedly promoted violence against women in his campaign voting, say, on an item involving funding for women's shelters?
Rather, it was conducted unexpectedly in connection with an item involving creation of a multimillion-dollar program to divert mentally ill arrestees from the jail system.
