Table 3. Association of household income with a mutant p53 tumor status by estrogen receptor status.

	All tumors		ER-positive tumors		ER-negative tumors
Household Income	Wt p53	Mutant p53	Wt p53	Mutant p53	Wt p53	Mutant p53
Low income < $15K	37 (79%)	10 (21%)	26 (93%)	2 (7%)	11 (58%)	8 (42%)
Middle income $15 to $60K	72 (82%)	16 (18%)	38 (84%)	7 (16%)	34 (79%)	9 (21%)
High Income > $60K	36 (95%)	2 (5%)	27 (93%)	2 (7%)	9 (100%)	0 (0%)
P trend (Fisher’s exact test)	0.09		0.55		0.044