Table 2 Risk of death by uni- and multivariable -652 6N InsDel Cox-regression analyses

  InsIns

1^a

  InsDel

1.316

0.65–2.68

0.450

  DelDel

2.384

1.31–5.48

0.007

  InsIns

1^a

  InsDel

1.490

0.72–3.10

0.286

  DelDel

2.769

1.32–5.81

0.007

 Age (per year)

1.002

0.98–1.02

0.863

  ductal

1^a

  lobular

1.909

1.00–3.64

0.050

  others

1.713

0.88–3.35

0.115

  T₁

1^a

  T_2-4

1.798

1.09–2.98

0.023

  negative

1^a

  positive

3.681

2.13–6.35

<0.001

  1

1^a

  2

1.044

0.56–1.94

0.892

  3

1.776

0.89–3.53

0.102