Table 2.

Calculated sensitivities and specificities for differentiating negative cytology and high-grade squamous intraepithelial lesion (HSIL) cytology using the Raman spectral dataset obtained from (i) intermediate cells, (ii) superficial cells and (iii) mixed intermediate and superficial cells.

Type of cells	PCA-LDA		PLS-DA
	Sensitivity (%)	Sensitivity (%)	Sensitivity (%)	Specificity (%)
Intermediate	74.9	89.9	95.5	92.7
Superficial	72.8	81.9	95.2	94.7
Intermediate + Superficial	75.6	84.5	96.1	93.5