Table 1.

Findings of the meta-regression on the association between obesity and breast cancer risk

Study type	Variables	exp(b)	95% CI	P-value
Pre-menopause	Quality of study	0.91	(0.762–1.10)	0.37
	Sample size > 1000	0.85	(0.62- 1.16)	0.30
Post-menopause	Quality of study	1.03	(0.87- 1.20)	0.31
	Sample size > 1000	1.11	(0.68- 1.13)	0.71
Regardless of menstrual status	Quality of study	0.96	(0.79- 1.17)	0.71
	Sample size > 1000	0.84	(0.55- 1.29)	0.42