Table 1.

Characteristics of Patients with Diabetes Taking Oral Hypoglycemic Agents in Hawaii (n=20,685), January 1, 1999, to June 30, 2003^a

Mean age, years (±SD)	63.7 (± 12.01)
Male	54.4
Female	45.6
High morbidityb	20.7
Island of residence
Oahu	77.3
Hawaii	12.1
Kauai	5.8
Maui	6.3
Lanai	0.4
Molokai	0.7
Oral hypoglycemic agent
Sulfonylurea	44.0
Metformin	31.2
α-glucosidase inhibitors	1.6
Thiazolidinedione	23.2
Insulin use and oral hypoglycemic agent	19.9
Sulfonlyurea	16.0
Metformin	19.8
α-glucosidase inhibitors	31.0
Thiazolidinedione	33.0

^aValues are percentages unless otherwise indicated.

^bHigh morbidity was defined as a morbidity level of four or five on a 5-point scale using the Johns Hopkins University’s Ambulatory Care Groups (ACGs).