TABLE 7.

Multivariate logistic regression analysis of “IFS under‐diagnoses or not” and “IFS over‐diagnoses or not” in detecting high‐grade.

Characteristics	B	SE	Wald	p Value	OR (95% CI)
	IFS under‐diagnoses of high‐grade EA
Deep MI no versus yes	0.407	0.191	4.559	0.033	1.502 (1.034–2.183)
	IFS over‐diagnoses of high‐grade EA
Uterine diseases no versus yes	0.660	0.286	5.343	0.021	1.935 (1.106–3.388)

Abbreviations: B, partial regression coefficient B; IFS, intraoperative frozen section; High‐grade EA, endometrioid adenocarcinoma with grade 3; MI, myometrial invasion; OR, dominance ratio; SE, standard error; Wald, Wald statistic.