Cox Survival Analyses of Coronary Heart Disease Risk Prediction Using Framingham Risk Scoring SES Adjustment and With Individually Based and Hybrid SES Adjustment
| Individual-Based SES (n=12,393) | Block Group–Based Hybrid SES (n=12,032) | Zip Code–Based Hybrid SES (n=12,921) | ||||
|---|---|---|---|---|---|---|
| Survival Analysis | Hazard Ratio (95% CI) | P Value | Hazard Ratio (95% CI) | P Value | Hazard Ratio (95% CI) | P Value |
| SES=socioeconomic status. | ||||||
| Note: Framingham risk score is complementary log-log transformed: log[–log (1–Framingham risk score)]. | ||||||
| a Individually based, block group–based hybrid, or zip code–based hybrid SES adjustment. | ||||||
| Framingham risk score alone | ||||||
| Framingham risk score | 2.34 (2.12–2.57) | <.01 | 2.29 (2.08–2.52) | <.01 | 2.33 (2.12–2.55) | <.01 |
| Framingham risk score + SES | ||||||
| Framingham risk score | 2.30 (2.09–2.53) | <.01 | 2.25 (2.04–2.47) | <.01 | 2.30 (2.09–2.52) | <.01 |
| Lower SESa | 1.60 (1.34–1.92) | <.01 | 1.58 (1.32–1.89) | <.01 | 1.42 (1.18–1.70) | <.01 |