Table 4.

Effects of blood lead levels on echocardiographic indices

	Beta	P	95% confidence interval
Crude model:
Leftventricular end-diastolicdimension	-0.029	0.733	(-0.039-0.027)
Interventricular septal	-0.045	0.600	(-0.025-0.015)
Posterior wallthickness	0.057	0.505	(-0.005-0.010)
Left atriumdiameter	-0.010	0.905	(-0.025-0.022)
Aortic diameter	-0.013	0.879	(-0.031-0.036)
Leftventricular ejection fraction	0.013	0.877	(-0.257-0.301)
Leftventricular mass	0.003	0.975	(-2.067-2.132)
Leftventricular mass index	-0.119	0.167	(-6.218-1.0684)
Early to late diastolic filling	-0.019	0.825	(-0.170-136)
Second model:*
Leftventricular end-diastolicdimension	-0.031	0.721	-0.039-0.027
Interventricular septal	-0.048	0.575	-0.026-0.014
Posterior wallthickness	0.050	0.552	-0.005-0.010
Left atriumdiameter	-0.015	0.862	-0.026-0.022
Aortic diameter	0.012	0.890	-0.031-0.036
Leftventricular ejection fraction	0.016	0.857	-0.254-0.303
Leftventricular mass	-0.004	0.961	-2.123-2.021
Leftventricular mass index	-0.118	0.170	-6.232-1.114
Early to late diastolic filling	-0.015	0.857	-0.167-0.139
Third model:**
Leftventricular end-diastolicdimension	-0.005	0.954	-0.035-0.033
Interventricular septal	-0.040	0.656	-0.026-0.016
Posterior wallthickness	0.081	0.334	-0.004-0.011
Left atriumdiameter	0.020	0.815	-0.021-0.027
Aortic diameter	0.001	0.992	-0.035-0.35
Leftventricular ejection fraction	0.041	0.651	-0.222-0.354
Leftventricular mass	0.042	0.611	-1.437-2.435
leftventricular mass index	0.029	0.746	-1.074-1.495
Early to late diastolic filling	-0.018	0.840	-0.179-0.146

^*Adjusted for age

^**Adjusted for age, body mass index, smoking, physical activity, and systolic and diastolic blood pressure