Knowledge questionnaire on TC and TSE
This questionnaire contained 16 questions on the frequency and risk factors of TC, the importance of the early diagnosis of TSE and the frequency and method of TSE. The participants were asked to respond to each question on a three-point Likert scale, with the possible responses being ‘yes’ (1 point), ‘no’ (0 points) and ‘don’t know’ (0 points). Possible scores ranged between 0 and 16, with higher scores indicating a higher level of knowledge. Expert opinion was received from nine nursing academicians from the field to achieve content validity [