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Table 1 Baseline characteristics of the women

From: A simple and feasible questionnaire to estimate menstrual blood loss: relationship with hematological and gynecological parameters in young women

 

Mean ± SD

Age (years)

25.3 ± 4.3

Body Mass Index (kg/m2)

21.6 ± 3.0

Age at menarche (years)

12.7 ± 1.5

Cycle length (days)

30.2 ± 5.0

Length of period (days)

5.0 ± 1.2

Number of heavy days

1.9 ± 0.8

Menstrual blood loss (units)

8.6 ± 3.5

Total erythrocytes (×10-12/L)

4.4 ± 0.3

Hematocrit (%)

39.3 ± 2.6

Mean corpuscular volume (fL)

90.4 ± 4.3

Red blood cell distribution width (%)

13.8 ± 0.9

Hemoglobin (g/dL)

13.3 ± 0.8

MCH (pg)

30.5 ± 1.7

Serum iron (μg/dL)

90.0 ± 41.3

Serum ferritin (ng/mL)

35.2 ± 27.0

Serum transferrin (mg/dL)

291.1 ± 57.0

Transferrin saturation (%)

23.1 ± 12.1

TIBC (μmol/L)

73.1 ± 14.3

Platelets (×109/L)

221.0 ± 44.2

Mean platelet volume (fL)

8.8 ± 1.0

Platelet distribution width (%)

16.2 ± 0.5

Leucocytes (×109/L)

6.6 ± 1.5

  1. MCH, mean corpuscular hemoglobin; TIBC, total iron binding capacity.