Identity | Exam B—Exam A (Mean ± SD) | p-value |
---|---|---|
Residents employed by other hospitals | 0.047 ± 0.124 | 0.289 |
Residents employed by Hospital of Stomatology, Sun Yat-sen University | 0.016 ± 0.136 | 0.731 |
Postgraduate students from Sun Yat-sen University (unemployed) | 0.152 ± 0.141 | 0.001** |