Table 1. Baseline Characteristics of Study Subjects (n = 3,201) .

Baseline parameters
Age (years) (n = 3,201)	65.0 ± 11.4
Gender (male/female) (n = 3,198)	1,911/1,287
Body mass index (kg/m2) (n = 2,845)	25.1 ± 4.3
Estimated duration of diabetes (years) (n = 2,914)	9.56 ± 7.58
HbA1c (NGSP) (%) (n = 3,132)	7.44 ± 1.20
Estimated glomerular filtration rate (mL/min/1.73 m2) (n = 2,702)	69.2 ± 47.6
Glucose lowering agents (%)
Sulfonylurea	59.40%
Glinide	2.20%
α-glucosidase inhibitor	13.80%
Thiazolidinedione	23.40%
Metformin	45.50%
Insulin therapy	8.80%

Data are mean ± SD or number or % of subjects.