Table 1.
Demographic and disease characteristics of women admitted for breast cancer between 1996 and 2010 in the Netherlands according to the ethnic group
| Dutch | Antilleans | Indonesians | Moroccans | Surinamese | Turkish | |
| N (%) | N (%) | N (%) | N (%) | N (%) | N (%) | |
| No of patients | 120 809 (100) | 454 (100) | 3457 (100) | 919 (100) | 1351 (100) | 724 (100) |
| Mean age at diagnosis (year), SD | 60.4 (13.3) | 52.8 (11.8) | 57.0 (13.1) | 47.0 (10.7) | 52.8 (12.7) | 49.5 (11.4) |
| Attained age (year) end of follow-up | ||||||
| ≤44 | 5029 (4.2) | 53 (11.7) | 206 (6.0) | 230 (25.0) | 172 (12.7) | 125 (17.3) |
| 45–59 | 31 731 (26.3) | 197 (43.4) | 1262 (36.5) | 476 (51.8) | 582 (43.1) | 336 (46.4) |
| 60–74 | 46 671 (38.6) | 169 (37.2) | 1199 (34.7) | 185 (20.1) | 421 (31.2) | 225 (31.1) |
| ≥75 | 37 378 (30.9) | 35 (7.7) | 790 (22.9) | 28 (3.0) | 176 (13.0) | 38 (5.2) |
| Follow-up time (year), median (IQR) | 4.5 (6.5) | 3.6 (5.8) | 4.6 (5.5) | 3.6 (6.0) | 3.8 (6.0) | 4.0 (6.0) |
| Breast cancer diagnosis | ||||||
| In situ | 9774 (8.1) | 45 (9.9) | 336 (9.7) | 91 (9.9) | 131 (9.7) | 62 (8.6) |
| Invasive | 111 035 (91.9) | 409 (90.1) | 3121 (90.3) | 828 (90.1) | 1220 (90.3) | 662 (91.4) |
| Period of breast cancer diagnosis (year) | ||||||
| 1996–1999 | 28 869 (23.9) | 66 (14.5) | 743 (21.5) | 115 (12.5) | 230 (17.0) | 104 (14.4) |
| 2000–2003 | 32 196 (26.7) | 121 (26.7) | 912 (26.4) | 201 (21.9) | 326 (24.1) | 187 (25.8) |
| 2004–2007 | 33 385 (27.6) | 139 (30.6) | 990 (28.6) | 289 (31.4) | 420 (31.1) | 222 (30.7) |
| 2008–2010 | 26 359 (21.8) | 128 (28.2) | 812 (23.5) | 314 (34.2) | 375 (27.8) | 211 (29.1) |
| Marital status | ||||||
| Single/widowed/divorced | 53 860 (44.6) | 268 (59.0) | 1701 (49.2) | 301 (32.8) | 820 (60.7) | 277 (38.3) |
| Living with partner/married | 66 949 (55.4) | 186 (41.0) | 1756 (50.8) | 618 (67.2) | 531 (39.3) | 447 (61.7) |
| Hospital admissions | ||||||
| CVD | 23 431 (19.4) | 68 (15.0) | 515 (14.9) | 85 (9.2) | 259 (19.2) | 101 (14.0) |
| Heart failure | 3426 (2.8) | 11 (2.4) | 66 (1.9) | 13 (1.4) | 30 (2.2) | 16 (2.2) |
| Myocardial infarction | 1482 (1.2) | <10* | 25 (0.7) | <10* | <10* | <10* |
| Cerebrovascular disease | 3529 (2.9) | <10* | 82 (2.4) | <10* | 34 (2.5) | <10* |
| Death during follow-up | ||||||
| Total deaths | 29 966 (24.8) | 101 (22.2) | 665 (19.2) | 124 (13.5) | 251 (18.6) | 96 (13.3) |
| Breast cancer cause | 12 279 (10.2) | 64 (14.1) | 301 (8.7) | 82 (8.9) | 136 (10.1) | 51 (7.0) |
| Cardiovascular cause | 7438 (6.2) | <10* | 158 (4.6) | 11 (1.2) | 50 (3.7) | 21 (2.9) |
| Other causes | 10 249 (8.5) | <10* | 206 (6.0) | 31 (3.4) | 65 (4.8) | 24 (3.3) |
*Not given in line with the Dutch data protection guideline as the number of cases was less than 10.
CVD, cardiovascular disease.