Table II.
Results of Logistic Regression Model Predicting Initiation of Combination Therapy Upon Entry Into CVRN Hypertension Registry, 2002–2007.
| Predictor | Odds Ratio | 95% CI |
|---|---|---|
| Year | ||
| 2002 | 1.00 | Reference |
| 2003 | 1.11 | 1.05 to 1.18 |
| 2004 | 1.02 | 0.96 to 1.08 |
| 2005 | 1.08 | 1.02 to 1.15 |
| 2006 | 2.11 | 1.98 to 2.24 |
| 2007 | 2.40 | 2.25 to 2.56 |
| Systolic Blood Pressure (per 10 mm Hg increase) | 1.15 | 1.14 to 1.16 |
| Diastolic Blood Pressure (per 10 mm Hg increase) | 1.14 | 1.13 to 1.16 |
| Site | ||
| KPNC | 1.00 | Reference |
| KPCO | 1.20 | 1.15 to 1.25 |
| HP | 0.77 | 0.71 to 0.83 |
| Age (per 10 year increase) | 1.04 | 1.03 to 1.06 |
| Gender, Female vs Male | 1.01 | 0.98 to 1.04 |
| Race | ||
| White | 1.00 | Reference |
| Black | 1.21 | 1.14 to 1.27 |
| Hispanic | 1.03 | 0.99 to 1.08 |
| Asian or Other | 1.05 | 1.01 to 1.10 |
| Missing | 1.16 | 1.12 to 1.20 |
| Smoking status | ||
| Current | 1.00 | Reference |
| Former | 0.86 | 0.80 to 0.93 |
| Never | 0.91 | 0.87 to 0.94 |
| Other | 0.91 | 0.83 to 0.99 |
| Missing | 1.10 | 1.01 to 1.20 |
| Body Mass Index (per 5 unit increase) | 1.09 | 1.08 to 1.11 |
| Congestive Heart Failure, Yes vs No | 1.74 | 1.50 to 2.03 |
| Diabetes Mellitus, Yes vs No | 0.58 | 0.55 to 0.61 |
| Myocardial Infarction, Yes vs No | 2.07 | 1.74 to 2.47 |
| Ischemic Stroke, Yes vs No | 0.77 | 0.68 to 0.87 |
| Chronic Kidney Disease, Yes vs No | 0.77 | 0.71 to 0.83 |
KPNC, Kaiser Permanente Northern California; KPCO, Kaiser Permanente Colorado; HP, HealthPartners