. Author manuscript; available in PMC: 2013 Feb 1.

Published in final edited form as: Gynecol Oncol. 2011 Oct 23;124(2):254–259. doi: 10.1016/j.ygyno.2011.10.019

Table 3.

Risk Analysis by Time Since Diagnosis of Hereditary Retinoblastoma in Patients with Uterine Leiomyosarcoma

Years since RB dx	No. entering interval	Obs	Exp	SIR	95% CI	EAR/10E4
0–1	525	0	0	0
1–9 yrs	525	0	0	0
10–19 yrs	397	0	0	0
20–29 yrs	308	0	0	0
30–39 yrs	215	3	0.01	519	107–1516	20
40+yrs	87	2	0.01	199	24–717	27
All yrs	525	5	0.02	277	90–646	3.87

Obs, observed; Exp, expected; SIR, standardized incidence ratio; 95% CI, 95% confidence interval; EAR, excess absolute risk.