Table 4.

Use of terms closely related to ‘ethical challenge’

Number of studies containing the term (total = 75)	Term
> 30	Ethical issues
20–30	Ethical concerns Ethical dilemmas
11–20	Ethical aspects Ethical conflicts Ethical considerations Ethical problems
6–10	Ethically challenging/demanding/difficult situations Ethical difficulties Moral challenges
3–5	Ethical dimensions Ethical questions Ethical tensions Moral dilemmas
1–2	Ethical complications Ethical components Ethical difficulties Ethical discussions Ethical disquiet Ethical elements Ethical factors Ethical obstacles Ethical struggles Ethical uncertainties Moral conflict Moral courage Moral considerations Moral issues Moral problems Moral question Morally relevant topics Moral situations