The phrase "about different matters" is correct and usable in written English.
It can be used when discussing various topics or issues in a conversation or text.
Example: "The meeting will cover a range of topics, including updates about different matters affecting the project."
Alternatives: "regarding various issues" or "concerning multiple topics".
The items concerning anxiety symptoms were: Been constantly scared and uneasy, felt tense and restless, worried too much about different matters.
The items concerning anxiety symptoms in the questionnaire were: Been constantly scared and uneasy, felt tense and restless, worried too much about different matters.
Anthropological and sociological studies have shown the importance of exploring people's interpretations of health and risk as part of ongoing social processes, in which different rationalities for action are used in interpretations about different matters [ 14- 20].
Based on a factor analysis with a limit of Eigenvalue at 1, the present study does not divide anxiety and depressive symptoms, but combines all five items ("Been constantly scared and uneasy", "Felt tense and restless" and "Worries too much about different matters"; "Felt hopeless when thinking of future" and "Felt down or sad") into a common anxiety/depression variable.
According to this analysis all five items were included in the anxiety/depressive variable (Anxiety problems: "been constantly scared and uneasy", "felt tense and restless" and "worries too much about different matters". Depressive problems: "felt hopeless when thinking of future" and "felt down or sad").
Also, Dante didn't say anything about wailing, only about fear, and the two are different matters.
Of course, writing about something convincingly and getting it right are different matters entirely.
"But we're here about a completely different matter.
They all love to talk about books, but talking about religion is a different matter.
Such fish do a great deal to alleviate nutritional deficiencies and poverty in rural areas, and may yet become a big contributor to local food supplies in most developing countries.However modern aquaculture, the kind that began with salmon about three decades ago, is a different matter.
The mayor's pronouncement about job creation is a different matter, Mr. Lieber said.
