Investigating Endothelial Activation and Oxidative Stress in relation to Glycaemic Control in a Multiethnic Population

Table 4

Mean ICAM-1 ng/mL within glucose categories of normal glucose tolerance (NGT) and impaired glucose regulation (IGR)* and stratified by ethnicity.

	Combined ICAM-1 population		South Asian		White European		𝑃^a (SA versus WE)
	n	Mean; (95% CI)	n	Mean; (95% CI)	n	Mean; (95% CI)
NGT	141	17.30; (16.47, 18.14)	66	16.94; (15.70, 18.17)	75	17.62; (16.47, 18.77)	0.420
IGR*	183	19.51; (18.65, 20.38)	69	19.17; (17.87, 20.47)	114	19.72; (18.57, 20.88)	0.542
𝑃^a (NGT versus IGR)		<0.001		0.015		0.015

CI: confidence interval, SA: South African, WE: White European.
IGR: Predefined composite of impaired glucose tolerance and type 2 diabetes.
^a𝑃 values were estimated using Student’s t-tests.