Table 1

Scoring of question items

Closed-ended question items in the first sectionEach correct answer was scored 3; wrong answer was scored 0 and responses with ‘I don't know’ were scored 1
Open-ended question items which are follow-up questions to the closed-ended question items in the first sectionEach correct answer was scored 5, partially correct answer was scored 3, incorrect answer was scored 0, while ‘I don't know’ responses were scored 1
In the second section, participants chose one correct answer out of four option responsesEach correct answer was scored 3, incorrect answer was scored 0 and ‘I don't know’ responses were scored 1
In the third section, participants chose more than one correct answers from four option responsesFull correct answers were scored 4, partially correct answers were scored 2, wrong answers were scored 0 and ‘I don't know’ answers were scored 1
In the fourth section, participants responded using their own words to open-ended question itemsFull correct answer was scored 5, partially correct answers were scored 3, wrong answers were scored 0 and ‘I don't know’ responses were scored 1