Table 3.
Linear regression between SHS exposure with LV mass index in subgroups
| Subgroup | Model 1 Age + sex + race | Model 2 Model 1 + hypertension + diabetes + hyperlipidemia + prior CVD | ||
|---|---|---|---|---|
| LV mass index (g/m2) Beta coeff (95% CI) | LV mass index (g/m2) Beta coeff (95% CI) | Interaction p* | ||
| Age (years) | ≥60 | 3.82 (0.70–6.94) | 3.33 (0.26–6.41) | 0.94 |
| <60 | 2.93 (0.67–5.19) | 2.55 (0.33–4.77) | ||
| Race | Non-White | -0.28 (-4.06–3.51) | -0.82 (-4.52–2.89) | 0.40 |
| White | 3.97 (1.68–6.27) | 3.59 (1.34–5.85) | ||
| Sex | Men | 1.77 (-1.03–4.57) | 1.32 (-1.43–4.08) | 0.75 |
| Women | 3.71 (1.13–6.30) | 3.26 (0.72–5.79) | ||
| Hypertension | Present | 3.99 (1.52–6.45) | 3.80 (1.35–6.26) | 0.19 |
| Absent | 1.35 (-1.56–4.27) | 1.04 (-1.85–3.93) | ||
| Obesity | Present | 4.93 (2.56–7.30) | 4.79 (2.46–7.13) | 0.01 |
| Absent | 0.31 (-3.00–3.62) | -0.62 (-3.87–2.63) | ||
Beta coeff: non-standardized beta coefficient. CVD: cardiovascular disease. LV mass: left ventricular mass. SHS: secondhand smoke.
*
Interaction p calculated from Model 2.