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. 2020 Oct 14;20:999. doi: 10.1186/s12885-020-07483-z

Table 1.

The positive rate of E7 protein in CIN of different severities (n/N, %)

Pathology N Positive E7 cases (n) Positive E7 rate (%)
Normal 113 30 26.6%
CIN1 24 14 58.3%
CIN2+ 68 48 70.6%
CIN3+ 46 31 67.4%
Total 205 92 44.9%