Table 3.

Egger’s test for publication bias assessment (number of studies ≥10)

Variables	No. of studies	P value of Egger’s test
Hormone use	38	0.498
OC use	26	0.565
Parity	24	0.041
Age at menopause	22	0.984
Age at menarche	20	0.841
Age at first birth	19	0.895
Parity with nulliparous women as reference	16	0.110
OC use duration	12	0.112
Menopause type	11	0.014
Number of pregnancy	10	0.559