Prediction of risk of ischemic heart disease in first-diagnosed systemic lupus erythematosus patients in taiwan: is air pollution exposure a risk factor?

Table 5 The HR of development to IHD in the control group under air pollution (N = 19,368)

		Parameter Estimate	SE	Chi-Square	HR	95% HR Confidence
Sex	Male	0.4759	0.09046	27.6763*	1.609	1.348, 1.922
	Female (ref)				1
Age		0.11337	0.00348	1058.51*	1.12	1.112, 1.128
DM	yes	0.45079	0.15837	8.102*	1.57	1.151, 2.141
	no(ref)				1
HT	yes	-0.0383	0.12335	0.0962	0.962	0.756, 1.226
	no(ref)				1
HL	yes	0.18626	0.23133	0.6483	1.205	0.766, 1.896
	no(ref)				1
SS	High	0.27921	0.45263	0.3805	1.322	0.544, 3.21
	Low(ref)				1
CO	high	3.0434	0.32109	89.8381*	20.976	11.179, 39.359
	low(ref)				1
NO₂	high	4.0207	0.26526	229.757*	55.74	33.142, 93.747
	low(ref)				1
O₃	high	-0.0428	0.02476	2.9802	0.958	0.913, 1.006
	low(ref)				1
PM₁₀	high	4.69084	0.35732	172.345*	108.945	54.083, 219.459
	low(ref)				1
PM_2.5	high	3.43357	0.20312	285.757*	30.987	20.811, 46.14
	low(ref)				1
SO₂	high	4.63071	0.38239	146.652*	102.587	48.485, 217.061
	low(ref)				1

h: Hazard ratio SE: Standard error *p < 0.01
SLE: Systemic Lupus Erythematosus IHD: Ischemic heart disease DM: Diabetes Mellitus
HT: Hypertension HL: Hyperlipidemia SS: Socioeconomic status
CO: carbon monoxide NO₂: nitrogen dioxide O₃: ozone
PM₁₀: particulate matter 10 PM_2.5: particulate matter 2.5 SO₂: sulfur dioxide

ISSN: 2520-1026