Table 1 Characteristics of the patients whose tissue was assessed on TMAs in this study (as at baseline in the AZURE study).

From: Increased primary breast tumor expression of CD73 is associated with development of bone metastases and is a potential biomarker for adjuvant bisphosphonate use

Characteristic

CD73 dataset

Full AZURE Trial population

Control (n = 204)

Zoledronate (n = 218)

Control (n = 1678)

Zoledronate (n = 1681)

Age (years) Median (Range)

53 (30–79)

52 (26–77)

51 (20–87)

51 (21–89)

Tumour stage

T1

66 (32.35)

77 (34.84)

523 (31.2)

542 (32.2)

T2

104 (50.98)

117 (52.94)

867 (51.7)

851 (50.6)

T3

32 (15.69)

22 (9.95)

228 (13.6)

227 (13.5)

T4

2 (0.98)

5 (2.26)

59 (3.5)

58 (3.5)

Neo-adjuvant therapy

Yes

2 (0.98)

7 (3.17)

1564 (97.60)

1598 (93 − 50)

No

202 (99.02)

214 (96.83)

38 (2.40)

104 (6.50)

Systemic therapy plan

Endocrine Therapy Alone

13 (6.37)

18 (8.14)

74 (4.5)

76 (4.5)

Chemotherapy Alone

50 (24.51)

41 (18.55)

360 (21.5)

362 (21.5)

Endocrine and Chemotherapy

141 (69.12)

162 (73.30)

1243 (74.1)

1243 (73.9)

Anthracyclines

Yes

186 (91.18)

207 (90)

1564 (97.6)

1564 (97.6)

No

18 (8.82)

23 (11.11)

38 (2.4)

38 (2.4)

Taxanes

Yes

31 (15.20)

30 (13.57)

385 (24.0)

390 (24.3)

No

173 (84.80)

191 (86.43)

1219 (76.0)

1215 (75.7)

Use of statins

Yes

12 (5.88)

12 (5.43)

101 (60)

97 (5.8)

No

192 (94.12)

209 (94.57)

67 (40)

1575 (94.2)

Menopausal status

Pre-menopausal

92 (45.10)

94 (43.53)

752 (44.8)

751 (44.7)

≤ 5 years since menopause

38 (18.63)

35 (15.84)

244 (14.5)

247 (14.7)

> 5 years since menopause

58 (28.43)

69 (31.22)

522 (30.9)

519 (30.9)

Menstrual status unknown

16 (7.84)

23 (10.40)

160 (9.5)

164 (9.8)

ER status

ER Positive

155 (76.35)

177 (80.09)

1316 (78.4)

1319 (78.5)

ER Negative

48 (23.65)

44 (19.90)

355 (21.2)

349 (20.8)

Status Unknown

0

0

7 (0.4)

13 (0.8)

PR status

PR Positive

70 (34.31)

76 (34.90)

698 (41.6)

725 (43.1)

PR Negative

44 (21.57)

40 (18.10)

424 (25.3)

382 (22.7)

Status Unknown

88 (43.14)

104 (47.06)

548 (32.7)

571 (34.0)

Missing

2 (0.98)

0

1 (0.45)

0

Lymph node involvement

1–3 Nodes involved

132 (65.02)

144 (65.45)

1032 (61.5)

1041 (61.9)

≥ 4 Nodes involved

70 (34.48)

76 (34.55)

608 (36.2)

604 (35.9)

Unknown Involvement

1 (0.49)

0

  

Missing Data

0

0

  

HER2 status

HER2 Positive

29 (14.29)

21 (9.50)

223 (13.3)

192 (11.4)

HER2 Negative

52 (25.62)

66 (29.86)

603 (35.9)

648 (38.5)

Unknown/ Not Measured

121 (59.61)

132 (59.73)

843 (50.1)

831 (49.5)

Missing Data

1 (0.49)

2 (0.91)

  

Histological grade

Grade 1

13 (6.34)

13 (5.88)

140 (8.3)

145 (8.6)

Grade 2

82 (40)

92 (41.63)

708 (42.2)

731 (43.5)

Grade 3

109 (53.17)

114 (51.58)

787 (46.9)

765 (45.4)

Grade 4

0

1 (0.45)

  

Missing Data

1 (0.49)

1 (0.45)