ANND (n = 20)

AND (n = 30)

p value

Mean age (±SD)

16.2 (3.1)

15.5 (2.0)

0.267

Body mass index(±SD)

12.6 (1.7)

13.3 (1.8)

0.083

Duration of AN^a (P₂₅, P₇₅)

7 (6 - 12)

8 (6 - 12)

0.299

Free triiodothyronine^b (±SD)

2.9 (0.8)

2.9 (0.7)

0.716

Free unbound thyroxine^c (±SD)

13.8 (2.5)

12.9 (2.4)

0.215

Thyroid stimulating hormone^d (±SD)

1.5 (0.8)

1.8 (1.0)

0.190

Prolactin^e (P₂₅, P₇₅)

446.6 (119.1 - 635.5)

213.0 (12.1 - 268.2)

0.004

Follicle stimulating hormone^f (P₂₅, P₇₅)

0.5 (0.0 - 1.8)

0.7 (0.2-2.0)

0.437

Luteinizing hormone^g (P₂₅, P₇₅)

0.0 (0.0 - 0.1)

0.0 (0.0 - 0.4)

0.558

Estradiol^h (P₂₅, P₇₅)

15.9 (6.6 - 106.6)

29.8 (20.9 - 86.4)

0.735