Prevalence and Clinical Predictors of Insulin Resistance in Reproductive-Aged Thai Women with Polycystic Ovary Syndrome

Table 3

Predictors for insulin resistance in 250 Thai women with polycystic ovary syndrome.

Variables	𝑁	Presence of insulin resistance
		𝑛 (%)	OR (95% CI)
Age, yrs
<30	193	30 (15.5)	1
≥30	57	20 (35.1)	2.94 (1.50–5.73)
Body mass index, kg/m^2
<25	135	10 (7.4)	1
≥25	115	40 (34.8)	6.67 (3.15–14.11)
Waist circumference, cm
<80	128	7 (5.5)	1
≥80	122	43 (35.2)	9.41 (4.03–21.96)
Acanthosis nigricans
Absence	182	20 (11.0)	1
Presence	68	30 (44.1)	6.40 (3.28–12.46)
Hypertension^†
Absence	234	42 (17.9)	1
Presence	16	8 (50)	4.57 (1.62–12.87)
Dyslipidemia^‡
Absence	92	6 (6.5)	1
Presence	158	44 (27.8)	5.53 (2.25–13.58)
Hyperandrogenemia^§
Absence	45	4 (8.9)	1
Presence	205	46 (22.4)	2.97 (1.00–8.71)

^†Hypertension: systolic blood pressure ≥140 mmHg or diastolic blood pressure ≥90 mmHg.
^‡Dyslipidemia: cholesterol ≥200 mg/dL, high-density lipoprotein cholesterol <50 mg/dL, low-density lipoprotein cholesterol ≥160 mg/dL, or triglyceride ≥150 mg/dL.
^§Hyperandrogenemia: total testosterone >0.8 ng/dL, free testosterone >0.006 ng/mL, or dehydroepiandrosterone sulphate >350 microgram/dL.
CI: confidence interval; OR: odds ratio.