Younger Age Is an Independent Predictor for Poor Survival in Patients with Signet Ring Prostate Carcinoma

Table 1

Age-Adjusted Incidence Rate of Signet Ring Prostate Carcinoma.

	Age-adjusted incidence rate*	95% CI
All	0.0088	(0.0065–0.0116)
White	0.0077	(0.0054–0.0107)
Black	0.00187	(0.0085–0.0353)
Others	0.0081	(0.002–0.0206)

∗Rates are per 100,000 populations (95% confidence interval) age-adjusted to year 2000 US standard population.