The phrase "existing appropriate" is correct and can be used in written English.
You can use it when referring to a situation where something is correct in its current state. For example, "The existing appropriate course of action is to wait for the storm to pass."
This work describes a step-by-step methodology that guides engineers from a given problem to a list of existing appropriate intensified devices.
The most common contributory factors were staff factors, such as a failure to follow an appropriate protocol (n = 74, 76%) or organisational, such as lack of an existing appropriate protocol (n = 12, 12%).
Further enquiry into how the concept of self-management in stroke operates, would help to clarify the nature and range of specific self-management activities to be targeted and aid the selection of existing appropriate measures or the development of new measures.
Intervention Mapping is a means of systematically applying existing literature, appropriate theories and additional research data in the steps of programme development [ 20].
WHL directed the overall effort and WHL and XQ developed the new and refined existing (as appropriate) statistical learning theory and complex adaptive systems approaches employed in this paper.
While most items of the scales are based on existing scales appropriate for other populations, the PACSLAC developers collected items that are characteristic of pain in elderly people with dementia.
We found no existing tools appropriate for use in China, as the surveys that are used to assess food environment in United States were culturally inappropriate for the Chinese food environment, specifically the types of foods that are typically on restaurant menus and in food stores.
What is dismissively referred to as stock footage — strips of existing film appropriated to fit another context — has been a mainstay of the motion picture industry virtually since its inception and continues to play a ubiquitous role in everything from glitzy popcorn fare to austere avant-garde experiments.
The investigative team thoroughly examined the literature regarding existing age-appropriate curricula for promoting positive physical activity and nutrition behaviors.
Work to both create appropriate wikiHow articles and to make already existing wikiHow articles appropriate by the standards of wikiHow.
This formula purports that new initiatives' final results (outcomes) are dependent on the introduction of appropriate ideas and interventions (mechanisms) and the appropriate existing social and cultural condition (contexts).
