Research Article
Low-Density Lipoprotein Cholesterol Levels in Coronary Artery Disease Patients: Opportunities for Improvement
Table 1
Last measured low-density lipoprotein cholesterol mg/dl levels. N = 15,111 health system patients with documented coronary artery disease (CAD).
| | Sample percent | Mean (SD) final LDL-C | Percent <70, N = 7302 | Percent 70–99, N = 5314 | Percent 100–129, N = 1614 | Percent 130 plus N = 881 |
| Female | 30.3 | 83.8 (34.6) | 38.0 | 36.8 | 15.3 | 9.8 | Male | 68.7 | 71.8 (27.7) | 53.0 | 34.4 | 8.6 | 4.0 |
| Age | | | | | | | <60 | 20.3 | 80.7 (33.4) | 40.9 | 36.8 | 13.9 | 8.4 | 60–69 | 31.6 | 76.5 (30.6) | 46.8 | 36.3 | 10.8 | 6.1 | 70–79 | 32.5 | 72.8 (29.2) | 52.1 | 34.5 | 8.9 | 4.5 | 80+ | 15.6 | 72.7 (28.5) | 53.2 | 32.3 | 9.8 | 4.7 |
| Race and ethnicity | | | | | | | Non-Hispanic White | 79.4 | 74.6 (29.5) | 49.2 | 35.5 | 10.0 | 5.3 | Non-Hispanic Black | 8.3 | 84.5 (35.7) | 37.2 | 36.7 | 15.8 | 10.3 | Hispanic | 4.8 | 76.8 (33.6) | 46.7 | 33.6 | 12.2 | 7.5 | Others/unknown | 7.5 | 74.5 (31.6) | 51.9 | 31.2 | 10.9 | 6.0 |
| Zip code census area poverty level | | | | | | | <3% of families | 23.8 | 74.2 (28.6) | 49.3 | 35.5 | 10.1 | 5.1 | 3–7.99% of families | 50.7 | 75.0 (30.1) | 49.2 | 35.3 | 10.2 | 5.4 | 8% or more of families | 20.9 | 78.3 (33.5) | 45.6 | 34.3 | 12.4 | 7.7 | Out of state/unknown | 4.6 | 78.2 (30.9) | 45.9 | 36.5 | 11.1 | 6.4 |
| Insurance status | | | | | | | Private | 27.4 | 78.3 (31.6) | 44.2 | 36.9 | 11.7 | 7.2 | Medicaid/uninsured | 4.0 | 80.4 (36.4) | 43.4 | 36.5 | 11.7 | 8.4 | Medicare | 68.6 | 74.2 (29.7) | 50.3 | 34.5 | 10.1 | 5.2 |
| Body mass index | | | | | | | Underweight | 0.5 | 75.0 (31.7) | 52.1 | 27.4 | 16.4 | 4.1 | Normal weight | 13.2 | 77.2 (30.8) | 46.2 | 35.5 | 12.2 | 6.1 | Overweight | 44.1 | 75.1 (30.0) | 49.2 | 35.0 | 10.2 | 5.6 | Obese | 35.3 | 75.0 (30.1) | 48.3 | 35.7 | 10.4 | 5.6 | Morbid obese | 6.2 | 78.7 (34.5) | 46.4 | 33.5 | 12.0 | 8.1 | BMI missing | 0.7 | 74.6 (28.8) | 49.0 | 32.4 | 9.8 | 8.8 |
| CAD diagnosis | | | | | | | Angina only | 5.7 | 82.6 (33.6) | 40.8 | 34.0 | 15.3 | 9.9 | Other CAD diagnoses only | 55.3 | 77.6 (30.8) | 44.9 | 36.9 | 11.8 | 6.5 | MI only | 9.5 | 73.5 (31.1) | 52.5 | 31.0 | 11.3 | 5.2 | Bypass or angioplasty procedure | 29.6 | 70.9 (28.6) | 54.9 | 33.5 | 7.5 | 4.1 |
| Statin intensity | | | | | | | High | 45.5 | 70.4 (27.9) | 55.5 | 33.6 | 7.3 | 3.7 | Moderate | 36.9 | 73.3 (26.2) | 49.5 | 37.7 | 9.4 | 3.4 | Low | 4.6 | 82.6 (31.2) | 36.2 | 33.5 | 15.7 | 7.3 | Unclassified | 1.5 | 85.6 (38.6) | 39.8 | 33.5 | 15.9 | 10.7 | No prescription | 11.5 | 99.1 (39.3) | 22.4 | 31.3 | 25.6 | 20.6 |
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