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Table 4 Median time to count mitoses by study participant experience level

From: Accuracy and efficiency of an artificial intelligence tool when counting breast mitoses

User Experience Level Median # of seconds AI or no AI faster? Z p-value r
No AI support With AI support
PGY-2 (n = 4) 38.00 26.00 AI −8.799 <.001 .37
PGY-3 (n = 4) 39.00 30.00 AI −3.290 .001 .14
PGY-4 (n = 4) 22.00 29.50 No AI −3.058 .002 .13
Fellow (n = 6) 44.00 16.00 AI −16.730 <.001 .58
Faculty (n = 6) 33.00 30.00 AI −2.584 .010 .09
Overall 36.00 26.00 AI −14.759 <.001 .25
  1. r effect size, PGY postgraduate year