Table 3

Features of 'basal' versus 'non-basal' tumours

Parameter

Basal

Non-basal

Adjusted odds ratio

p value


Oestrogen receptor

Positive

8 (9%)

183 (52%)

<0.0001

Negative

72 (81%)

150 (42%)

10.9 (5.08–23.2)

Progesterone receptor

Positive

4 (5%)

122 (33%)

<0.0001

Negative

75 (85%)

206 (58%)

11.9 (4.2–33.6)

Axillary nodes

Positive

37 (42%)

214 (60%)

0.0023

Negative

49 (55%)

135 (38%)

0.44 (0.27–0.72)

Tumour size

p1

5 (6%)

22 (6%)

1.0

0.92

p2

66 (75%)

247 (70%)

1.41 (0.50–3.97)

p3

17 (19%)

76 (21%)

1.19 (0.38–3.7)

Menopausal status

Premenopausal

42 (47%)

133 (37%)

1.0

Perimenopausal

15 (17%)

49 (14%)

1.91 (0.71–5.19)

Postmenopausal

33 (38%)

164 (46%)

1.31 (3.80)

Mean age in years

49.9 (SE 1.30)

53.9 (SE 0.65)

0.0065


Tumour sizes: p1, <2 cm; p2, 2–5 cm; p3, >5 cm. SE, standard error.

Fulford et al. Breast Cancer Research 2007 9:R4   doi:10.1186/bcr1636

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