FIGURE 1.





Bland–Altman difference plot of paired glucose measurements (point-of-care glucose and laboratory reference glucose) across glycaemic status (a) overall (N = 1292), (b) in the normoglycaemia group (n = 929), (c) in the prediabetes group (n = 301), (d) in the diabetes group (n = 62) and (e) in the merged group with prediabetes or diabetes (n = 363).