Skip to main content

Table 2 The original diagnoses of the training and validation dataset of TUO

From: Diagnosis prediction of tumours of unknown origin using ImmunoGenius, a machine learning-based expert system for immunohistochemistry profile interpretation

Organ Training data Validation data Test data
No. % Errors % No. % Errors % No. % Errors %
Primary carcinoma 232 41.3% 42 18.1% 163 42.7% 25 15.3% 89 54.3% 7 7.9%
Metastatic carcinoma 151 26.9% 39 25.8% 98 25.7% 26 26.5% 19 11.6% 4 21.1%
Benign (normal) lesion 33 5.9% 4 12.1% 22 5.8% 3 13.6% 13 7.9% 1 7.7%
Benign mesenchymal tumor 120 21.4% 28 23.3% 80 20.9% 24 30.0% 24 14.6 4 16.7%
Malignant mesenchymal tumor 26 4.6% 8 30.8% 19 5.0% 6 31.6% 19 11.6% 2 10.5%
  562 100.0% 121 21.5% 382 100.0% 84 22.0% 164 100% 18 11%
  1. Abbreviations: TUO Tumor of unknown origin