Skip to main content

Table 8 Risk scoring system of thyroid nodules on training and validating dataset in overall nodules

From: Diagnosis of thyroid nodules for ultrasonographic characteristics indicative of malignancy using random forest

RF SRF<lc(0.247) lcSRF<0.5 0.5≤SRF<hc(0.714) SRFhc
  Benign Low suspicion Intermediate suspicion High suspicion
  benign malignancy benign malignancy benign malignancy benign malignancy
  145 6 91 14 21 37 21 912
  96.0% 4.00% 86.7% 13.3% 36.2% 63.8% 2.2% 97.8%
LR SLR<lc(0.470) lcSLR<0.5 0.5≤SLR<hc(0.796) SLRhc
  benign malignancy benign malignancy benign malignancy benign malignancy
  130 35 5 8 74 165 69 761
  78.8% 21.2% 38.5% 61.5% 31.0% 69.0% 8.3% 91.7%
SVM SSVM<lc(0.467) lcSSVM<0.5 0.5≤SSVM<hc(0.863) SSVMhc
  benign malignancy benign malignancy benign malignancy benign malignancy
  122 24 4 2 81 166 68 777
  83.6% 16.4% 66.7% 33.3% 33.6% 66.4% 8.0% 92.0%
NET SNET<lc(0.465) lcSNET<0.5 0.5≤SNET<hc(0.840) SNEThc
  benign malignancy benign malignancy benign malignancy benign malignancy
  135 32 3 3 66 169 74 765
  80.8% 19.2% 50.0% 50.0% 29.1% 71.9% 8.8% 91.2%
ELM SELM<lc(0.409) lcSELM<0.5 0.5≤SELM<hc(0.779) SELMhc
  benign malignancy benign malignancy benign malignancy benign malignancy
  120 27 0 0 89 182 70 760
  81.6% 18.4% 32.8% 67.2% 8.4% 91.6%
KNN SKNN<lc(0.466) lcSKNN<0.5 0.5≤SKNN<hc(0.833) SKNNhc
  benign malignancy benign malignancy benign malignancy benign malignancy
  125 31 0 0 96 247 57 691
  80.1% 19.9% 28.0% 72.0% 7.6% 92.4%
NB SNB<lc(0.391) lcSNB<0.5 0.5≤SNB<hc(0.836) SNBhc
  benign malignancy benign malignancy benign malignancy benign malignancy
  148 72 9 14 27 90 94 793
  67.3% 32.7% 39.1% 60.9% 23.1% 76.9% 10.6% 89.4%
ADAB SADAB<lc(0.406) lcSADAB<0.5 0.5≤SADAB<hc(0.560) SADABhc
  benign malignancy benign malignancy benign malignancy benign malignancy
  135 9 100 24 15 36 28 900
  93.8% 6.2% 80.6% 19.4% 29.4% 70.6% 3.0% 97.0%
LOG SLOG<lc(0.498) lcSLOG<0.5 0.5≤SLOG<hc(0.802) SLOGhc
  benign malignancy benign malignancy benign malignancy benign malignancy
  127 38 0 0 80 167 71 764
  77.0% 23.0% 32.4% 67.6% 8.5% 91.5%
LDA SLDA<lc(0.464) lcSLDA<0.5 0.5≤SLDA<hc(0.879) SLDAhc
  benign malignancy benign malignancy benign malignancy benign malignancy
  130 39 3 8 73 172 72 750
  76.9% 23.1% 27.3% 72.7% 29.8% 70.2% 8.8% 91.2%
Management After a 6-month After 3-month   FNA biopsy
of thyroid sonographic sonographic follow-up FNA biopsy or surgical
nodules follow-up or FNA biopsy   treatment
\