Variable

AOR

95% CI

χ² stat. (df)^a

P-value^a

Endometrial thickness

≥9.5 mm

1.28

1.065 - 1.548

9.355 (1)

0.002

<9.5 mm

1.00

Menstrual regularity

Oligo/amenorrhea

5.55

0.866 - 35.60

3.26^b

0.071^b,c

Irregular

13.73

1.13 -165.94

4.24^b

0.039^b

Regular

1.00