Focus on key signs 36, 5 61, 2 33, 4 78, 4 17, 2 < 0, 01 Perform a systematic and comprehensive area examination, examine the whole body only when necessary 37, 2 58, 1 36, 5 76, 2 18, 1 < 0, 01 Use proper techniques 36, 7 57, 5 36, 7 80, 8 13, 3 < 0, 001 Limit changing position many times, avoid contacting dirty area, avoid turning round 32, 6 58, 6 33, 1 77, 1 8, 6 < 0, 05 Reasonable conclusions from clinical examination 34, 5 59, 3 33, 9 77, 3 18, 0 < 0, 01 Show understanding after examination 33, 6 58, 7 34, 2 76, 7 18, 0 < 0, 05 Remark: The percentage of students who performed the clinical examination after intervention in the intervention group was higher than before the ntervention and compared with the control group, the difference was statistically significant.