Table 1.

Mean (± SD) and median (range) follicle number per ovary (FNPO) in adolescent girls with PCOS and normal girls.

	FNPO Mean (SD)	FNPO Median (Range)
PCOS
2–5 mm	22.0 ± 8.4	21.5 (9 – 37)
6–9 mm	4.1 ± 3.4	4.0 (0 – 16)
2–9 mm	24.0 ± 8.7	22 (9 – 41)
Normal
2–5 mm	12.0 ± 7.4	10 (2 – 31)
6–9 mm	1.7 ± 2.0	1 (0 –10)
2–9 mm	13.9 ± 7.1	12 (4 – 33)
All Subjects
2–5 mm	16.7 ± 9.3	16 (2 –37)
6–9 mm	2.2 ± 2.8	1 (0 –16)
2–9 mm	18.7 ± 9.3	18 (4 – 41)