Racial Differences in the Use of Adjuvant Chemotherapy for Breast Cancer in a Large Urban Integrated Health System

Table 4

Racial differences in the use of standard adjuvant chemotherapy and timing of chemotherapy administration.

	Total		White	African American	P value
Standard regimen^a
No	210 (26.2%)		128 (25.9%)	82 (26.6%)
Yes	593 (73.8%)		367 (74.1%)	226 (73.4%)	0.811
Time to chemotherapy^b
0–60 days	405 (50.4%)		274 (55.4%)	131 (42.5%)
>60 days	398 (49.6%)		221 (44.7%)	177 (57.5%)	<0.001
Completed the recommended number of cycles or more^a,c
No	172 (29.0%)		106 (28.9%)	66 (29.2%)
Yes	421 (71.0%)		261 (71.1%)	160 (70.8%)	0.933

^aStandard regimen as defined by the NCCN guidelines as of the date of breast cancer diagnosis.
^bTime to chemotherapy based on the time period from date of diagnosis to the date of initiation of adjuvant chemotherapy.
^cCalculated only for women who received a standard regimen.