Theories that include specific concepts,are broad enough to be useful in complex situations,and can be empirically tested are called:

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Middle-range theories are specific enough to be useful in complex situations, include specific concepts, and can be empirically tested. Grand theories are more abstract and overarching, while practice-level theories are more practical and specific to individual settings. Nursing theories refer specifically to theories related to the field of nursing.

Theories That Include Specific Concepts,are Broad Enough to Be Useful