Table 2.

Cervical precancer risk in strata based on colposcopic impression and cytology

Colposcopy	Cytology	Total N	HSIL Histology	Risk
High grade	HSIL	108	77	0.71
Low grade	HSIL	80	41	0.51
High grade	LSIL	66	32	0.48
High grade	ASC-US	33	13	0.39
Low grade	LSIL	156	47	0.30
Acetowhite	HSIL	17	5	0.29
Low grade	ASC-US	92	18	0.20
Acetowhite	LSIL	33	3	0.09
Normal	LSIL	30	2	0.07
Normal	ASC-US	10	0	0.00
Normal	HSIL	2	0	0.00
Acetowhite	ASC-US	23	0	0.00

ASC-US: Atypical squamous cells of undetermined significance; LSIL: Low grade squamous intraepithelial lesion; HSIL: High grade squamous intraepithelial lesion; high-risk categories are shown in bold