Table 4—

Onset characteristics in black subjects by type of treatment

VariableInsulin aloneInsulin + oral agentP
n7114
Age at onset (years)9 ± 4.212 ± 3.10.003
Male/female (%)45/5542/580.69
Obesity (BMI ≥85th percentile; %)*281000.0001
Tanner stage 4 or 5 (%)28680.005
Acanthosis nigricans (%)4700.0001
Parent with diabetes (%)§17580.0001
Ketones (%)79480.009
Acidosis (% bicarbonate <18 meq/l)4726
At least one conventional β-cell AA (%)90430.0003
  • Data are means ± SD unless otherwise noted. Data available for indicated number of subjects treated insulin alone or insulin plus oral agent, respectively:

  • * 70 and 14;

  • 69 and 14;

  • 48 and 12;

  • § 65 and 14.