Table 1

Age at diagnosis, marital status and survival of women with breast cancer, 6 SEER program sites, 1988-2006, by ethnicity

Variable

Caucasian

n = 300,494

Indian/Pakistani

n = 1,350

African-American

n = 40,647

Hispanic

n = 18,442

P value*


Age category

< 0.0001

Premenopausal (age < 40)

18001 (6.0)

219 (16.2)

4405 (10.8)

2026 (11.0)

Perimenopausal (age 40-50)

55597 (18.5)

403 (29.9)

9401 (23.1)

4536 (24.6)

Postmenopausal (age > 50)

226896 (75.5)

728 (53.9)

26841 (66.0)

11880 (64.4)


Marital Status

< 0.0001

Single

33145 (11.0)

92 (6.8)

9528 (23.4)

3080 (16.7)

Married

166927 (55.6)

1005 (74.4)

14537 (35.8)

9814 (53.2)

Other

100422 (33.4)

253 (18.7)

16582 (40.8)

5548 (30.1)


SEER Program Site

< 0.0001

San Franciso-Oakland

44281 (14.7)

312 (23.1)

5129 (12.6)

3392 (18.4)

Connecticut

53693 (17.9)

136 (10.1)

3293 (8.1)

1743 (9.5)

Metropolitan Detroit

49462 (16.5)

141 (10.4)

12416 (30.6)

466 (2.5)

Seattle (Puget Sound)

54259 (18.1)

84 (6.2)

1378 (3.4)

476 (2.6)

Metropolitan Atlanta

23223 (7.7)

131 (9.7)

8547 (21.0)

467 (2.5)

San Jose-Monterey

18291 (6.1)

238 (17.6)

412 (1.0)

1679 (9.1)

Los Angeles

57285 (19.1)

308 (22.8)

9472 (23.3)

10219 (55.4)


Mean Survival in Months (SD)

67.0 (53.7)

48.0 (46.2)

53.0 (52.7)

56.0 (49.5)

< 0.0001**


*p < 0.0001 for difference between Asian Indian/Pakistani women and Caucasian women.

Survival analysis here is univariate by ethnicity. Multivariate analysis including histologic, molecular and other disease and patient variables is presented in the results text.

**Wilcoxon rank-sum test between Indian/Pakistani and Caucasian median survival

Kakarala et al. BMC Cancer 2010 10:191   doi:10.1186/1471-2407-10-191

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