Wrist circumference: A new marker for insulin resistance in African women with polycystic ovary syndrome

Table 2 Clinical and biochemical features of the polycystic ovary syndrome subjects with and without insulin resistance

Parameters	PCOS IR+ (n = 28)	PCOS IR- (n = 44)	P value
Age (yr)	25.07 ± 5.67	23.98 ± 4.89	0.388
Menarche age (yr)	12.71 ± 2.03	13.14 ± 1.85	0.367
Ferriman-Gallwey Score	8.04 ± 6.91	9.00 ± 5.87	0.528
Systolic blood pressure (mm Hg)	114.08 ± 22.20	106.59 ± 13.43	0.087
Diastolic blood pressure (mm Hg)	74.62 ± 17.42	70.32 ± 11.89	0.232
BMI (kg/m²)	27.39 ± 6.27	23.90 ± 4.66	0.016
WC (cm)	90.09 ± 15.76	80.58 ± 11.36	0.008
WHR	0.84 ± 0.07	0.80 ± 0.06	0.014
WHtR	0.54± 0.09	0.49 ± 0.07	0.014
Dominant wrist circumference (cm)	16.49 ± 1.27	15.66 ± 0.95	0.005
Non-dominant wrist circumference (cm)	16.33 ± 1.20	15.45 ± 1.03	0.002
Weight (kg)	72.88 ± 18.56	63.26 ± 13.86	0.025
Body fat (%)	38.50 ± 9.44	32.93 ± 9.22	0.017
Muscle (%)	26.30 ± 3.42	26.90 ± 5.09	0.591
Visceral fat	5.48 ± 2.15	4.16 ± 1.75	0.010
Glucose (mg/dL)	93.04 ± 10.34	82.36 ± 7.99	< 0.001
Insulin (µU/L)	26.22 ± 19.99	7.71 ± 2.99	< 0.001
HOMA-IR (mol × µU/L²)	6.26 ± 5.32	1.57 ± 0.63	< 0.001

Data presented as mean ± SD. PCOS: Polycystic ovary syndrome; IR: Insulin resistance; BMI: Body mass index; WC: Waist circumference; WHR: Waist-to-hip ratio; WHtR: Waist-to-height ratio; HOMA-IR: Homeostasis Model Assessment of insulin resistance; n: Number of participants.