Table 1.
Comparison of Baseline Characteristics and Post-AMI Treatment by 1-Year Smoking Status
| Never Smoked n = 1145 | Former Smokers n = 1374 | Recent Quitters n = 683 | Persistent Smokers n = 801 | P-Value | |
|---|---|---|---|---|---|
| Basic Demographics | |||||
| Age | 62.8 ± 13.3 | 64.1 ± 10.7 | 54.6 ± 9.8 | 54.6 ± 9.8 | < 0.001 |
| Male | 55.4% | 74.9% | 71.2% | 66.7% | < 0.001 |
| Caucasian | 75.7% | 84.0% | 72.7% | 69.8% | < 0.001 |
| Sociodemographics | |||||
| Marriage | 63.1% | 69.5% | 59.7% | 45.9% | < 0.001 |
| Less than high school education | 41.3% | 44.9% | 50.4% | 57.5% | < 0.001 |
| Insurance coverage for medications | 81.0% | 82.8% | 72.6% | 66.5% | < 0.001 |
| Monthly financial situation Not enough to make ends meet | 12.6% | 10.3% | 18.6% | 27.7% | < 0.001 |
| Avoided health care due to cost | 14.7% | 13.8% | 25.7% | 34.6% | < 0.001 |
| Psychosocial factors | |||||
| ENRICHD Social Support Score | 22.7 ± 3.7 | 22.7 ± 3.7 | 22.1 ± 4.1 | 21.2 ± 5.0 | < 0.001 |
| PHQ Depression Score | 4.5 ± 4.9 | 4.7 ± 4.9 | 5.2 ± 5.3 | 6.4 ± 5.8 | < 0.001 |
| Clinical Co-morbidities | |||||
| Hypertension | 65.5% | 68.2% | 52.4% | 58.8% | < 0.001 |
| Diabetes | 30.9% | 30.9% | 20.5% | 20.2% | < 0.001 |
| Prior MI | 17.4% | 22.6% | 12.3% | 20.3% | < 0.001 |
| Prior PCI | 15.5% | 23.3% | 11.7% | 17.4% | < 0.001 |
| Prior CABG | 12.1% | 17.8% | 5.4% | 6.9% | < 0.001 |
| Congestive Heart Failure | 7.8% | 8.9% | 2.9% | 6.5% | < 0.001 |
| STEMI | 41.5% | 42.3% | 58.7% | 49.7% | < 0.001 |
| LV systolic dysfunction | 18.8% | 20.4% | 20.1% | 17.8% | 0.425 |
| Hypercholesterolemia | 51.9% | 57.0% | 41.0% | 44.6% | < 0.001 |
| Chronic Renal Failure | 7.7% | 8.2% | 2.5% | 4.1% | < 0.001 |
| Chronic Lung Disease | 5.7% | 10.1% | 7.0% | 10.4% | < 0.001 |
| Treatment during index hospitalization | |||||
| In-hospital PCI | 63.2% | 66.7% | 75.8% | 72.7% | < 0.001 |
| In-hospital CABG | 10.7% | 13.0% | 12.2% | 6.2% | < 0.001 |
| <100% of Quality of Care Measures Received | 27.3% | 29.3% | 41.3% | 40.1% | < 0.001 |
| Post-MI treatment within 1 year of index hospitalization | |||||
| Revascularization | 7.2% | 8.2% | 7.9% | 6.4% | 0.459 |
| Antiplatelet use | 83.1% | 87.8% | 90.7% | 85.3% | < 0.001 |
| Beta blocker use | 71.0% | 73.8% | 75.4% | 68.8% | 0.022 |
| Statin use | 64.8% | 69.0% | 71.5% | 63.7% | 0.003 |
| ACE/ARB use | 50.5% | 51.0% | 56.7% | 53.1% | 0.061 |
| Cardiac Rehabilitation | 54.3% | 54.2% | 50.8% | 35.0% | < 0.001 |
Continuous variables compared using one-way analysis of variance. Categorical variables compared using chi-square or Fisher's exact test.