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Table 1 Post-placement ultrasound clip assessment among study group 

From: Assessment of low-cost surgical metallic clip placement for tumor localization in BIRDAS VI breast cancer patients undergoing neoadjuvant chemotherapy

Ultrasound assessment No % x2 P value
Clip visualization
 Yes 57 100.0 113.000 < 0.001**
 No 0 0.0   
Clip artifact
 Yes 18 31.6 31.779 < 0.001**
 No 39 68.5   
Assessment of lesion morphology
 Yes 0 0.0 113.000 < 0.001**
 No 57 100.0   
  1. ** high significant difference