Table 1.
Baseline Characteristics by the Presence or Absence of a Statin Prescription
| Characteristic at index date | Total (N=33 461) | Statin prescription absent (N=15 880) | Statin prescription present (N=17 581) | P value |
|---|---|---|---|---|
| Age, y, mean (SD) | 59.0 (14.9) | 54.6 (16.0) | 62.9 (12.5) | <0.001 |
| Female | 16 540 (49.4) | 8279 (52.1) | 8261 (47.0) | <0.001 |
| Race or ethnicity | ||||
| Non‐Hispanic White | 12 127 (36.2) | 5536 (34.9) | 6591 (37.5) | <0.001 |
| Non‐Hispanic Black | 2751 (8.2) | 1365 (8.6) | 1386 (7.9) | |
| Hispanic | 5027 (15.0) | 2711 (17.1) | 2316 (13.2) | |
| Non‐Hispanic Asian | 8067 (24.1) | 3528 (22.2) | 4539 (25.8) | |
| Other | 4026 (12.0) | 2017 (12.7) | 2009 (11.4) | |
| Diabetes type | ||||
| Type I | 2434 (7.3) | 1740 (11.0) | 694 (3.9) | <0.001 |
| Type II | 31 027 (92.7) | 14 140 (89.0) | 16 887 (96.1) | |
| Body mass index, kg/m2, mean (SD) | 31.0 (7.4) | 31.0 (7.8) | 31.0 (7.0) | 0.341 |
| Current smoking | 1991 (6.0) | 907 (5.7) | 1084 (6.2) | 0.084 |
| Hemoglobin A1c, %, mean (SD) | 7.6 (2.0) | 7.7 (2.0) | 7.6 (2.0) | <0.001 |
| Total cholesterol, mg/dL, mean (SD) | 179.9 (44.7) | 188.8 (41.2) | 173.6 (46.0) | <0.001 |
| LDL‐cholesterol, mg/dL, mean (SD) | 101.7 (36.3) | 110.9 (33.3) | 95.2 (37.0) | <0.001 |
| HDL‐cholesterol, mg/dL, mean (SD) | 49.3 (15.4) | 49.6 (16.2) | 49.0 (14.8) | 0.027 |
| Creatine kinase level, U/L, mean (SD) | 133.1 (143.2) | 132.5 (152.5) | 133.4 (138.5) | 0.937 |
| Ezetimibe use | 447 (1.3) | 126 (0.8) | 321 (1.8) | <0.001 |
| 2‐y Charleson Comorbidity Index score, mean, (SD) | 2.0 (1.8) | 1.9 (1.8) | 2.1 (1.8) | <0.001 |
| Liver disease | 2630 (7.9) | 1447 (9.1) | 1183 (6.7) | <0.001 |
| Hospitalizations in prior 1 y, N (%) | 1302 (3.9) | 718 (4.5) | 584 (3.3) | <0.001 |
| Provider location | ||||
| SHC, academic center | 10 084 (30.1) | 5182 (32.6) | 4902 (27.9) | <0.001 |
| UHA, community network | 22 461 (67.1) | 10 032 (63.2) | 12 429 (70.7) | |
| ValleyCare, community hospital | 779 (2.3) | 604 (3.8) | 175 (1.0) | |
| Insurance status | ||||
| Private | 12 345 (36.9) | 6677 (42.0) | 5668 (32.2) | <0.001 |
| Medicare | 10 561 (31.6) | 3965 (25.0) | 6596 (37.5) | |
| Medicaid | 1683 (5.0) | 869 (5.5) | 814 (4.6) | |
| Other | 5636 (16.8) | 2817 (17.7) | 2819 (16.0) | |
| Encounter specialty issuing the diabetes diagnosis | ||||
| Cardiology | 3769 (11.3) | 1387 (8.7) | 2382 (13.5) | <0.001 |
| Endocrinology | 5526 (16.5) | 2847 (17.9) | 2679 (15.2) | |
| Primary care | 24 166 (72.2) | 11 646 (73.3) | 12 520 (71.2) | |
Data are presented as n (%) unless otherwise noted. HDL indicates high‐density lipoprotein; LDL, low‐density lipoprotein; SHC, Stanford Health Care (academic hospital); UHA, University Health Alliance (community practice network); and ValleyCare, ValleyCare Hospital (community hospital).