Table 4. Polymorphisms for which sensitivity analysis revealed significantly different pooled ORs.

Pathway	Gene	rs number	Wt allele	Original			Removed study	After removal of study
				OR	95% CI	I2		OR	95% CI	I2
BER	XRCC1	rs1799782	C	1.30	0.96–1.75	86.98	Gsur et al.14	1.38	1.02–1.85	86.27
NER	XPC	rs2228001	A	1.08	1.01–1.15	49.46	Wu et al.16	1.07	0.96–1.19	50.14
							Liu et al.17	1.09	0.96–1.23	56.50
							Aizat et al.18	1.06	0.99–1.13	40.66
	XPD	rs13181	G	1.21	0.95–1.54	85.46	Sliwinski et al.15	1.28	1.01–1.62	83.15

BER, base excision repair; CI, confidence interval; NER, nucleotide excision repair; OR, odds ratio.

Significant ORs and 95% CI are in bold.