Table 1 Baseline patient characteristics of patients.

From: Association between BMI, vitamin D, and estrogen levels in postmenopausal women using adjuvant letrozole: a prospective study

Characteristic

Observation

(Day 1–28; n = 112)

Intervention

(Day 29–58; n = 31)

Age (years)

 Mean (SD)

61.7 (7.6)

61 (6.6)

 Median (Range)

61 (45–79)

61 (48–76)

Baseline BMI (kg/m2)

 Mean (SD)

25.7 (4.6)

29.7 (4.5)

 Median (Range)

24.7 (19–42.2)

28.3 (25.2–42.2)

Age at menopause (years)

 Mean (SD)

49.2 (4.7)

48.4 (5.2)

 Median (Range)

50 (31–58)

50 (36–56)

Vitamin D Supplementation

 Number of participants (Percent of total)

109 (97%)

31 (100%)

Letrozole use prior to study (months)

 Mean (SD)

18.1 (17.6)

 

 Median (Range)

12.8 (3–93)

 
  1. Mean and median characteristics for 112 women participating (observational arm, irrespective of BMI) and 31 women with BMI > 25 kg/m2 (interventional arm).
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