ATR-IR Spectroscopy Application to Diagnostic Screening of Advanced Endometriosis
Table 2
Parameters of PLS-DA models.
Parameter
Biochemistry
FTIR ATR
Fused data
E
NE
C
E
NE
C
E
NE
C
Accuracy
92.2 (87.5)
92.2 (85.9)
90.6 (89.1)
98.6 (92.9)
97.1 (92.9)
98.6 (94.3)
98.5 (94.1)
98.5 (95.6)
100 (98.5)
Sensitivity (TPR)
80.8 (76.9)
90.0 (75.0)
94.4 (94.4)
96.6 (89.7)
95.8 (91.7)
100 (88.2)
96.3 (92.6)
100 (91.3)
100 (100)
Specificity (TNR)
100 (94.7)
93.2 (90.9)
89.1 (87.0)
100 (95.1)
97.8 (93.5)
98.1 (96.2)
100 (95.1)
97.8 (97.8)
100 (98.0)
Precision (PPV)
100 (90.9)
85.7 (78.9)
77.3 (73.9)
100 (92.9)
95.8 (88.0)
94.4 (88.2)
100 (92.6)
95.8 (95.5)
100 (94.7)
F1-score
89.4 (83.3)
87.8 (76.9)
85.0 (82.9)
98.2 (91.2)
95.8 (89.8)
97.1 (88.2)
98.1 (92.6)
97.9 (93.3)
100 (97.3)
Overall accuracy
87.5 (81.3)
97.3 (89.9)
98.5 (94.3)
E: endometriosis; NE: nonendometriosis; C: control group of healthy women; TPR: true positive rate; TNR: true negative rate; PPV: positive predictive value. In parenthesis, the results of cross-validation are shown.
