Table 2. Frequency distribution of perceptions of the effectiveness of group work in PBL (process construct) based on the Likert scale (n = 213).

PBL, problem-based learning

Process construct	Agree	Neutral	Disagree
Working in a group was better than working alone	58.7%	24.9%	16.5%
When working alone, I did not learn as much as I did when I worked in a group	37.4%	26.8%	25.8%
Group learning did not take too much of my time	27.3%	26.8%	46%
Learning in a group was not frustrating and stressful	47.4%	28.6%	23.9%
Group learning was a very good way of learning the content of the block	56.3%	27.7%	16%