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Table 4 Adjusted hazard ratios for death from cancer following female breast cancer diagnosis by country of birth; New South Wales 2003–2016a

From: Female breast cancer in New South Wales, Australia, by country of birth: implications for health-service delivery

Predictor

Number of cancer deaths (%) for follow-up period (total 6023 deaths out of 46,779 cases)

aHR death from cancer (95% confidence limits)

Country of birth

Australia (ref.) n = 4129 (13.6)

1.000

China (mainland) n = 73 (7.0)

0.597 (0.467,0.762)

Germany n = 70 (16.3)

0.957 (0.743,1.232)

Greece n = 66 (13.1)

0.634 (0.491,0.820)

Italy n = 125 (17.1)

0.795 (0.652,0.970)

Lebanon n = 71 (12.0)

0.869 (0.681,1.108)

New Zealand n = 101 (10.0)

0.922 (0.745,1.140)

Philippines n = 54 (7.0)

0.698 (0.540,0.902)

United King. n = 460 (13.9)

0.880 (0.783,0.991)

Vietnam n = 25 (5.2)

0.469 (0.282,0.780)

Other mainly English- speaking n = 87 (10.4)

1.013 (0.810,1.268)

Other mainly non-English speaking n = 762 (11.3)

0.787 (0.720,0.859)

Age at diagnosis (18 to 80+ years)

Continuous n = 6023 (12.9)

1.066 (1.063,1.070)

SEIFA SES Disadvantage

1 (most) (ref.) n = 1419 (17.0)

1.000

2 n = 1335 (15.5)

0.946 (0.866,1.034)

3 n = 1158 (13.1)

0.895 (0.820,0.977)

4 n = 1143 (11.7)

0.835 (0.764,0.912)

5 (least) n = 968 (8.6)

0.684 (0.624,0.750)

Year of diagnosis (2003 to 2016)

Continuous (2013–16) n = 6023 (12.9)

0.964 (0.957,0.972)

Stage (degree of spread)

Local (ref.) n = 1565 (6.2)

1.000

Regional n = 2747 (14.8)

2.921 (2.739,3.115)

Distant n = 1711 (54.9)

7.115 (6.485,7.807)

Comorbidity Index (Charlson)

0 (ref.) n = 5392 (11.9)

1.000

> 0 n = 631 (48.8)

1.958 (1.727,2.219)

Treatment received (1st round)

Surgery n = 4167 (9.5)

0.285 (0.263,0.308)

Radiotherapy n = 2779 (8.9)

0.768 (0.724,0.814)

Systemic n = 4778 (12.2)

0.649 (0.60,0.702)

  1. aAdjusted for age at diagnosis, SES, year of diagnosis, stage, comorbidity and treatment; Multivariate proportional hazard regression (see text) Excludes multiple primary cancers and local health districts bordering other states/territories. Date of censoring of live cases 5 years postdiagnosis or April 30th 2020, whichever came first (see text)
  2. aHR adjusted hazards ratio, SEIFA SES socio-economic indexes for areas socio-economic status, ref reference