Table 1 Baseline demographic and tumor profile of 240 breast cancer patients with estrogen receptor-positive tumors

Age (years)

48.5 (5.2)

49.1 (5.9)

0.30

Ethnicity:

   Malay

50.0 (60)

46.7 (56)

0.61

   Chinese

30.0 (36)

37.5 (45)

0.22

   Indian

20.0 (24)

15.8 (19)

0.40

Stage of breast cancer:

0.07

   1

60.8 (73)

49.2 (59)

   2

39.2 (47)

50.8 (61)

Involvement of lymph node:

Yes

58.3 (70)

62.5 (75)

Number of lymph nodes involved^a

1.5 (3.1)

1.1 (1.9)