A multi-center population-based case–control study of ovarian cancer in African-American women: the African American Cancer Epidemiology Study (AACES)

Table 2 Time from ovarian cancer diagnosis to ascertainment and interview, the African American Epidemiology Study (AACES), 2010-14

		Days from diagnosis to ascertainment, all cases
	N*	Mean	Median	25th-75th percentile range
Responders	403	170	126	61-245
Non-responders	370	191	159	64-282
Deceased	117	245	226	97-311
MD refusal	9	66	30	26-78
Refusal	163	165	126	60-239
Unable to contact	81	181	140	57-299
Pending	62	160	82	48-276
Total	835	179	134	62-260
		Days from diagnosis to ascertainment, omitting cases from first year of ascertainment
	N*	Mean	Median	25th-75th percentile range
Responders	279	143	91	54-216
Non-responders	221	135	93	48-199
Deceased	66	162	132	62-242
MD refusal	5	41	26	20-30
Refusal	101	126	92	45-175
Unable to contact	49	129	73	47-164
Pending	59	162	84	51-276
Total	559	142	91	50-212
		Days from diagnosis to interview
	N*	Mean	Median	25th-75th percentile range
All cases	403	215	178	105-290
Omitting cases from 1st year of ascertainment	279	186	145	96-261

*Date of diagnosis was missing for 94 non-responders because some sites that required patient consent before information could be sent to Duke could not send exact diagnosis date for women who did not consent.

ISSN: 1471-2407