Table 1.
Baseline Characteristics of Patients with Type-2 Diabetes Mellitus Receiving Oral Antidiabetic Drugs (OADs)
| Characteristics (N = 14,623) | OAD Users (N = 8,911) | TZD Users (N = 5,712) | P Value |
|---|---|---|---|
| Sex* | 0.1043 | ||
| Male† | 2,894 (20) | 1,929 (13) | |
| Female | 6,017 (41) | 3,783 (26) | |
| Age at Jan. 1, 2007 | <0.0001 | ||
| • Age below 40 years | 1,581 (11) | 1,114 (8) | |
| •Age between 40 and 65 years | 6,392 (44) | 4,113 (28) | |
| •Age over 65 years | 938 (6) | 485 (3) | |
| Race | <0.0001 | ||
| •Caucasian | 2,830 (19) | 2,111 (14) | |
| •African-American | 5,417 (37) | 3,087 (21) | |
| •Other | 664 (5) | 514 (4) | |
| Comorbidity | |||
| •Hypertension | 7,176 (49) | 4,484 (31) | 0.0029 |
| •Hyperlipidemia | 5,729 (39) | 3,598 (25) | 0.1102 |
| •Pre-existing heart condition | 229 (2) | 140 (1) | 0.6547 |
| •Obesity | 2,759 (19) | 1,672 (11) | 0.03 |
| •Drug, substance, alcohol, tobacco use | 2,036 (14) | 1,090 (7) | <0.0001 |
| Place of residency | <0.0001 | ||
| •Baltimore City | 3,821 (26) | 1,852 (13) | |
| •Other | 5,090 (35) | 3,860 (26) | |
*
Rows do not add up to 100% because patients may have multiple indications and risk factors. Percentages by sex, race, place of residency, and age group are mutually exclusive and add up to 100%.
†
Percentage figures are in parentheses.
TZDs = thiazolidinediones.