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Table 3 Net reclassification improvement analyses between EB and BN2 based on BSI groups

From: Enhanced diagnostic accuracy for quantitative bone scan using an artificial neural network system: a Japanese multi-center database project

   EB BN2
<0.1 0.1 to 1 1 to 5 >5 Total
Metastasis (n = 169): net gain in reclassification proportion = −40.8%, p < 0.0001 <0.1 3 0 0 0 3
1.8% 0.0% 0.0% 0.0%  
0.1 to 1 6 28 0 0 34
3.6% 16.6% 0.0% 0.0%  
1 to 5 4 48 40 0 92
2.4% 28.4% 23.7% 0.0%  
>5 0 1 10 29 40
0.0% 0.6% 5.9% 17.2%  
Total 13 77 50 29 169
No metastasis (n = 334) net gain in reclassification proportion = −72.8%, p < 0.0001 <0.1 43 4 0 0 47
25.4% 2.4% 0.0% 0.0%  
0.1 to 1 129 31 0 0 160
76.3% 18.3% 0.0% 0.0%  
1 to 5 63 38 9 0 110
37.3% 22.5% 5.3% 0.0%  
>5 7 7 3 0 17
4.1% 4.1% 1.8% 0.0%  
Total 242 80 12 0 334
  1. Total NRI = 31.9%, p < 0.0001.