Table 3—

Demographic, clinical, and biochemical characteristics in white subjects by antibody status

VariableAt least one conventional antibodyAbsent conventional antibodiesP
n10413
Age at onset (years)10 ± 4.113 ± 2.60.01
Male/female (%)49/5146/540.84
Obesity (BMI ≥85th percentile; %)10200.31
BMI17.6 ± 4.322.1 ± 8.10.015
BMI SDS−0.419 ± 1.5480.2351 ± 1.500.93
BMI percentile (M/F)65/6087/80
Tanner stage 4 or 5 (%)25600.02
Acanthosis nigricans (%)0140.10
Insulin dosage at discharge (units/kg)0.64 ± 0.410.91 ± 0.380.04
Parent with diabetes (%)§17620.003
Family history of diabetes (%)§721000.19
Ketones (%)82620.35
Bicarbonate level (meq/l)16.8 ± 7.323.5 ± 3.30.03
Acidosis (% bicarbonate <18 meq/l)3800.08
Cholesterol level (mg/dl)175 ± 39208 ± 660.33
ICA(R)+ (%)71150.00001
ICA(H)+ (%)880
GAD65 AA+ (%)820
IA-2 AA+ (%)740
IAA+ (%)340
  • Data are means ± SD unless otherwise noted. Data available for indicated number of white subjects with at least one or no antibodies, respectively: * 79 and 10;

  • 93 and 10;

  • 62 and 7;

  • § 76 and 8;

  • 54 and 5.