Table 2

Tumor characteristics and selected demographic factors of breast cancer cases by p53 status and controls among young women under the age of 45 years in New Jersey, 1990–1992

p53+ (n = 168)p53− (n = 210)Controls (n = 462)P
Age at diagnosis
 23–29 years4 (2.4%)9 (4.3%)27 (5.8%)0.16
 30–34 years28 (16.7%)29 (13.8%)83 (18.0%)
 35–39 years51 (30.4%)57 (27.1%)147 (31.8%)
 40–44 years85 (50.6%)115 (54.8%)205 (44.4%)
Stage at diagnosis (%)
In situ13 (8.0%)31 (14.8%)0.24
 Local83 (50.9%)100 (47.9%)
 Regional/Distant67 (41.1%)78 (37.3%)
ER status (%)
 No test or unknown20 (11.9%)34 (16.2%)0.07
 Positive72 (42.9%)99 (47.1%)
 Borderline11 (6.5%)21 (10.0%)
 Negative65 (38.7%)56 (26.7%)
PR status (%)
 No test or unknown23 (13.7%)38 (18.1%)0.70
 Positive85 (50.6%)98 (46.7%)
 Borderline9 (5.4%)11 (5.2%)
 Negative51 (30.4%)63 (30.0%)
Race (%)
 White135 (80.4%)185 (88.1%)382 (82.7%)0.23
 Black21 (12.5%)18 (8.6%)48 (10.4%)
 Asian and other12 (7.1%)7 (3.3%)32 (6.9%)
Religion (%)
 Protestant58 (34.5%)66 (31.4%)154 (33.3%)0.71
 Jewish18 (10.7%)21 (10.0%)46 (10.0%)
 Catholic85 (50.6%)118 (56.2%)238 (51.5%)
 Other/None7 (4.2%)5 (2.4%)24 (5.2%)