Table 1 Demographic characteristics of patients with breast cancer according to their breast volume (small vs. large), BMI (obesity vs. non-obesity), central obesity (WHR < 0.85 vs. WHR ≥ 0.85) and hormonal status (premenopausal vs. postmenopausal).

From: Relationship of breast volume, obesity and central obesity with different prognostic factors of breast cancer

Clinical variable

Breast volume

Obesity

Demographic variable

All patients

n = 103 (100%)

Small

n = 57 (55.33%)

Large

n = 46 (44.66%)

p

All patients

n = 347 (100%)

No

n = 224 (64.55%)

Yes

n = 123 (35.45%)

p

Age (years)

58.05 ± 12.70

57.36 ± 13.01

58.65 ± 12.34

0.60

59.09 ± 12.85

55.70 ± 12.42

65.28 ± 11.27

0.00*

Age of menarche (years)

12.69 ± 1.53

12.68 ± 1.22

12.73 ± 1.84

0.87

12.69 ± 1.65

12.56 ± 1.47

12.85 ± 1.78

0.12

Age of menopause (years)

49.11 ± 5.02

49.39 ± 4.23

49.00 ± 6.03

0.76

49.33 ± 4.85

49.15 ± 4.40

49.57 ± 5.39

0.52

Years since menopause

16.34 ± 10.93

15.94 ± 6.75

16.97 ± 3.72

0.86

16.34 ± 10.93

16.01 ± 6.32

16.68 ± 3.70

0.55

Gestations

3.03 ± 2.74

3.05 ± 2.64

3.65 ± 2.85

0.99

2.95 ± 2.3

2.48 ± 1.67

3.82 ± 3.01

0.00*

Clinical variable

Central obesity

Menopausal status

Demographic variable

All patients

n = 304 (100%)

No

n = 121 (39.80%)

Yes

n = 183 (60.20%)

p

All patients

n = 347 (100%)

Premenopausal

n = 108 (31.12%)

Postmenopausal

n = 239 (68.88%)

p

Age (years)

59.02 ± 11.65

54.80 ± 12.45

61.74 ± 12.43

0.00*

59.09 ± 12.85

44.61 ± 4.75

65.64 ± 9.59

0.00*

Age of menarche (years)

12.72 ± 1.55

12.71 ± 1.490.8

12.74 ± 1.58

0.84

12.69 ± 1.65

12.43 ± 1.39

12.77 ± 1.66

0.10

Age of menopause (years)

49.18 ± 5.01

49.10 ± 5.20

49.22 ± 4.80

0.86

49.33 ± 4.85

–

49.33 ± 4.85

–

Years since menopause

16.17 ± 9.73

16.97 ± 3.72

15.78 ± 2.73

0.78

16.34 ± 10.93

–

16.34 ± 10.93

–

Gestations

2.96 ± 2.2

2.52 ± 1.71

3.34 ± 2.72

0.00*

2.95 ± 2.3

2.12 ± 1.13

3.32 ± 2.59

0.00*

  1. n = number of cases assessed for each variable. Data expressed as means ± standard deviation.
  2. *p < 0.05.
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