Table 5. Genetically predicted associations between OSAS and susceptibility of BC.

MR methods	Current study			BCAC study (Asian population)
	OR (95% CI)	P value		OR (95% CI)	P value
IVW	2.47 (1.86-3.27)	3.6×10-10		1.33 (1.13-1.56)	0.0006
MBE	2.31 (1.34-4.01)	2.7×10-3		1.42 (1.06-1.91)	0.021
Penalized IVW	2.47 (1.86-3.27)	3.6×10-10		1.33 (1.13-1.56)	0.0006
Robust IVW	2.45 (1.89-3.16)	8.4×10-12		1.33 (1.19-1.49)	8.9×10-7
Simple median	2.48 (1.53-4.03)	2.3×10-4		1.28 (1.00-1.64)	0.047
Weighted median	2.43 (1.51-3.91)	2.4×10-4		1.34 (1.06-1.70)	0.013