Table 3.

Standardized incidence ratios of the number of melanoma cases observed in the first 10 years of follow-up in the whole testing dataset compared with the expected number using population incidence rates, overall and by quintile of 10-year risk of melanoma

	Observed	Expected	Standardized incidence ratio	95% confidence interval
Overall	613	459.95	1.333	[1.231–1.443]
Quintile of risk
1	48	72.04	0.666	[0.502–0.884]
2	78	85.97	0.907	[0.727–1.133]
3	95	94.32	1.007	[0.824–1.232]
4	144	100.60	1.431	[1.216–1.685]
5	248	107.02	2.317	[2.046–2.625]