| Study Group | Group 1 | Group 2 | Group 3 | Group 4 | Total |
| Number of participants | 48 | 49 | 52 | 50 | 199 |
| Male | 17 (37.5%) | 17 (34.7%) | 17 (32.7%) | 18 (36.0%) | 69 (34.7%) |
| Age (years) | 24.2 | 22.9 | 23.8 | 23.5 | 23.6 |
| Duration of study (years) | 3.0 | 2.9 | 2.9 | 3.0 | 3.0 |
| Number of previous OSCEs | 1 | 1 | 1 | 1 | 1 |
| Number of previous clinical electives | 0.4 | 0.5 | 0.5 | 0.4 | 0.5 |
| Duration of previous clinical electives (Total mean in weeks) | 3.9 | 3.6 | 3.3 | 3.3 | 3.5 |
| Professional qualification as |
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| -Nurse | 3 | 1 | 1 | 1 | 6 |
| -OTA | 0 | 0 | 0 | 0 | 0 |
| -Other (medical/nursing) | 2 | 2 | 2 | 1 | 7 |
| -Other (social science/psychological) | 1 | 0 | 0 | 2 | 3 |