Remove the last part of the relevance. The research is not about the public sector itself. It could be contradicted by experts of the way a public sector is governed.
Rewritten the paragraph and left out the details. It is only about the examples so people get the idea that there are more then normal stressors on a public sector organisation.
Remove the last part of the relevance. The research is not about the public sector itself. It could be contradicted by experts of the way a public sector is governed.