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Table 1 Characteristics of patients studied

From: Estrogenic microenvironment generated by organochlorine residues in adipose mammary tissue modulates biomarker expression in ERα-positive breast carcinomas

Continuous variables

 

Age (years)

60.5 ± 11. 6 (n = 51)

Body mass index (kg/m2)

25.4 ± 4.8 (n = 46)

Number of full-term pregnancies

2.2 ± 1.9 (n = 48)

Rural residence (years)

10.4 ± 17.8 (n = 45)

Categorical variables

 

Breastfeeding (n = 45)

 

   <3 months total

35.6

   >3 and <6 months total

11.1

   >6 months total

53.3

Menopausal status (n = 49)

 

   Premenopausal

24.5

   Postmenopausal

75.5

Weight loss (>3 kg) during the year before biopsy (n = 42)

 

   No

76.2

   Yes

23.8

Freshwater fish consumption (n = 47)

 

   Less than once a week

68.1

   At least once a week

31.9

Dairy product intake (n = 46)

 

   Infrequent

6.5

   At least once a week

17.4

Every day

76.1

Animal fat intake (n = 46)

 

   Low

34.8

   High

65.2

  1. Continuous variables presented as the mean ± standard deviation; categorical variables presented as the percentage.