Table 1.

Participant characteristics

OverallGold standard type 1 diabetesUK guidelines type 1 diabetesGold standard type 2 diabetesUK guidelines type 2 diabetes
Age at recruitment, median years (IQR)64 (53–73)54 (41–64)53 (41–64)68 (60–74)68 (61–75)
Sex, % male58.248.752.762.861.4
BMI at recruitment, median (IQR)28.7 (25.3–33.3)26.5 (23.1–29.3)26.8 (23.8–29.7)29.7 (26.6–34.5)30 (26.6–34.1)
Age at diagnosis, median years (IQR)45 (30–56)24 (12–36)25 (13–39)50 (42–59)50 (43–58)
BMI at diagnosis, median (IQR)27 (23.9–32.0)21.8 (19.8–26.3)22.9 (20.0–27.6)28.4 (25.4–32.9)28.3 (25.2–33.6)
Latest HbA1c, % (IQR)8.0 (7.3–8.8)8.1 (7.4–8.9)8.0 (7.3–8.9)7.9 (7.2–8.8)7.9 (7.3–8.8)
Insulin, IU/kg/24 hours (IQR)0.64 (0.44–0.90)0.61 (0.50–0.84)0.61 (0.49–0.88)0.65 (0.42–0.93)0.64 (0.43–0.92)
UCPCR, nmmol/mmol, median (IQR)0.6 (0.03–1.60)0.019 (0.019–0.03)0.019 (0.019–0.22)1.19 (0.59–2.25)1.1 (0.4–2.1)
  • BMI = body mass index. IQR = interquartile range. UCPCR = urinary C-peptide creatinine ratio.