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. 2020 Jan 17;34(9):4065–4071. doi: 10.1007/s00464-020-07368-z

Table 3.

Subgroup analysis of preoperative pathology

Non-stenosis Stenosis P value
 < 1/2
 Preoperative pathology, n 0.408
 LGIN 29 0
 HGIN 42 1
1/2–3/4
 Preoperative pathology, n 0.701
 LGIN 26 3
 HGIN 39 6
3/4–1
 Preoperative pathology, n 0.303
 LGIN 1 5
 HGIN 2 36

LGIN low grade intraepithelial neoplasia, HGIN high grade intraepithelial neoplasia