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. Author manuscript; available in PMC: 2018 May 1.

Published in final edited form as: Am J Obstet Gynecol. 2017 Jan 16;216(5):493.e1–493.e13. doi: 10.1016/j.ajog.2017.01.003

Table 3. Insulin Resistance in NHW, NHB and Hispanic women with PCOS.

Variables	Race/Ethnicity

	Non-Hispanic White	Non-Hispanic Black	Hispanic	Overall P-value

Fasting Insulin (μIU/mL)
N	474	98	128
Mean ± SD	17.8 ± 19.6	22.3 ± 23.2	23.9 ± 48.4	0.05
Abnormal >20 (%)	151/474 (31.9) ^a	34/98 (34.7)	57/128 (44.5) ^b	0.03

Fasting Proinsulin (pmol/L)
N	474	98	128
Mean ± SD	16.9 ± 12.3^a	19.4 ± 18.9	21.4 ± 18.1^b	0.01

HOMA
N	474	98	128
Mean ± SD	3.9 ± 4.9^a	5.0 ± 5.7	6.2 ± 19.2^b	0.04
Abnormal ≥3.8 (%)	182/474 (38.4) ^a	45/98 (45.9)	67/128 (52.3) ^b	0.01

^a

versus

^b

are significantly different at P<0.05