Table 3

Correlation betweeen HMGCoAR expression and clinicopathological parameters in oestrogen receptor (ER) positive and ER-negative tumours.


ER-positive
ER-negative


HMG-CoAR intensity
0
1–3

0
1–3

n (%)
88 (23)
294 (77)
p value
22 (38)
36 (62)
p value

Age (years)






Median
66
65

57
59

Range
28–89
35–96
0.43
27–81
34–90
0.38
≤50
15 (17)
45 (15)

7 (32)
8 (27)

>50
73 (83)
249 (85)
0.69
15 (68)
28 (73)
0.42
Tumour size






Median
20
15

22
17

Range
1 to 100
1 to 100
<0.001
12 to 55
1 to 100
0.10
≥20 mm
48 (55)
147 (60)

9 (41)
19 (53)

>20 mm
40 (45)
97 (40)
0.03
13 (59)
17 (47)
0.38
NHG






I
11 (13)
95 (32)

0
1 (3)

II
40 (45)
126 (43)

5 (23)
9 (25)

III
37 (42)
72 (25)
<0.001
17 (77)
26 (72)
0.56
Node status






Negative
48 (59)
167 (64)

19 (90)
11 (36)

Positive
33 (41)
95 (36)
0.47
2 (10)
19 (63)
<0.001
Unknown
7
32

1
6








Tamoxifen






No
41 (55)
133 (60)

8 (50)
12 (44)

Yes
33 (45)
87 (40)
0.45
8 (50)
15 (56)
0.73
Unknown
14
74

6
6








Chemotherapy






No
67 (91)
214 (96)

14 (88)
23 (85)

Yes
7 (9)
8 (4)
0.05
2 (12)
4 (15)
0.84
Unknown
14
72

6
6








HER2 IHC






0
59 (71)
144 (51)

17 (81)
12 (34)

1
13 (16)
85 (30)

0
5 (14)

2
6 (7)
35 (12)

0
1 (3)

3
5 (6)
19 (7)
0.02
4 (19)
17 (49)
0.007
Unknown
5
11

1
1








HER2 IHC






0 to 2
78 (94)
264 (93)

17 (80)
18 (51)

3
5 (6)
19 (7)
0.82
4 (20)
17 (49)
0.02
Unknown
5
11

1
1

Ki67






0 to 10%
27 (32)
116 (42)

1 (5)
4 (12)

11 to 25%
32 (38)
101 (37)

3 (15)
7 (21)

>25%
25 (30)
58 (21)
0.05
16 (80)
23 (68)
0.30
Unknown
4
19

2
1


ER = oestrogen receptor; HER2 = human epidermal growth factor receptor 2; IHC = immunohistochemistry; NHG = Nottingham histological grade.

10% cut-off used for determination of hormone receptor status. Mann-Whitney test for comparison of medians and chi-squared test for X × 2 tables. The categories marked as not done and unknown were not included in the analysis.

Borgquist et al. Breast Cancer Research 2008 10:R79   doi:10.1186/bcr2146

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