Table 1 Cohort characteristics

Age group (yrs)

 19–30

7

 31–40

3

 41–50

4

 51–60

0

 > 60

5

 < 115

5

 115–130

10

 > 130

4

Menarche (median, yrs)

12.5

Cycle length (variation, median, days)

21–60, 28

 sparse

2

 normal

15

 heavy

2

Pregnancies

6/19

 0

14

 1–2

1

 > 2

4

Current hormonal therapy

5/19

 Combined contraception pills

1

 Progestin only -pills

2

 Hormone replacement therapy

2

 Yes

9

 Intermediate

4

 Normal

6

 Yes

4

 No

14

Repeated genital infections

6/19

Previous malignancy^b

3

Leucocytes (× 10⁹/L) (range, median)

3.2–13.4; 5.6

Lymphocytes (× 10⁹/L) (range, median)

0.5–2.58; 1.22

Neutrophiles (× 10⁹/L) (range, median)

1.74–10.65; 3.37