Table 2. Reclassification of individuals with discordant T2D status based on prevailing diagnostic thresholds for FG and HbA1c before and after accounting for the effect of erythrocytic variants.

	FG ≥ 7 mmol/L but HbA1c < 6.5% (N = 390)		FG < 7mmol/L but HbA1c ≥ 6.5% (N = 266)
	Not reclassified after accounting for the effect of erythrocytic variants	Reclassified to HbA1c ≥ 6.5% after accounting for the effect of erythrocytic variants	Not reclassified after accounting for the effect of erythrocytic variants	Reclassified to HbA1c < 6.5% after accounting for the effect of erythrocytic variants
European	314	1 (0.3%)	67	13 (16.3%)
African	64	4 (6.3%)	81	28 (25.7%)
Asian	7	0 (0.0%)	68	9 (11.7%)
Total	385	5 (1.3%)	216	50 (18.8%)

FG, fasting glucose; HbA1c, glycated hemoglobin