Table 2.

Risk of total cancer following NMSC, compared to those with no prior NMSC

Non-Melanoma Skin Cancer	SRR (95% CI) *	I2
Individual-level cohort studies (n=3)	1.49 (1.12 – 1.98)	92%
Registry-based studies (n=12)	1.12 (1.07 - 1.17)	93%
Males (n=12)	1.14 (1.09 - 1.20)	89%
Females (n=12)	1.10 (1.04 - 1.15)	79%
Basal Cell Carcinoma (n=7)	1.09 (1.01 - 1.17)	95%
Males (n=7)	1.09 (1.00 - 1.18) †	93%
Females (n=7)	1.09 (1.02 - 1.16)	82%
Squamous Cell Carcinoma (n=7)	1.17 (1.12 - 1.23)	78%
Males (n=7)	1.20 (1.15 - 1.26)	61%
Females (n=7)	1.09 (1.00 - 1.19)	75%

^*Summary relative risk and 95% confidence interval

^†CI excludes 1.00