The critiques for these types of theories mainly revolve around their applicability; some have argued that grand theories are too abstract to be practical in today’s healthcare settings. Mid-range theories can also lack the depth needed to be applied in the real world. There have been complaints about the exclusion of certain groups, e.g. those from cultural backgrounds because research has a limited number.
Ultimately, each theory type offers unique insight in various health aspects. But it is important to understand limitations before trying any specific model. This will ensure that the best possible practices are implemented and benefit both nurses and patients.