Exposure to ambient fine particulate matter is associated with changes in fasting glucose and lipid profiles: a nationwide cohort study

Woo-young Shin; Jung-ha Kim; Gyeongsil Lee; Seulggie Choi; Seong Rae Kim; Yun-Chul Hong; Sang Min Park

doi:10.1186/s12889-020-08503-0

Table 2 Association between each PM_10–2.5 and PM_2.5 levels and changes in individual’s concentration of fasting glucose and lipid profiles

From: Exposure to ambient fine particulate matter is associated with changes in fasting glucose and lipid profiles: a nationwide cohort study

	Quartiles of PM_10–2.5 levels				P for trends
	Q1	Q2	Q3	Q4	P for trends
Mean level, μg/m³ ± SD	17.59 ± 3.67	21.92 ± 0.66	24.34 ± 0.83	28.14 ± 3.17
Mean difference of individual’s concentration, mg/dL (95% CI)
FBG	0.956	0.588	1.214	0.598	0.429
FBG	(0.693–1.218)	(0.318–0.857)	(0.923–1.505)	(0.322–0.875)	0.429
TC	0.446	0.175	0.316	0.408	0.998
TC	(0.027–0.864)	(−0.254–0.605)	(− 0.147–0.779)	(− 0.032–0.848)	0.998
TG	− 0.504	− 0.322	−0.743	0.023	0.620
TG	(−1.518–0.510)	(− 1.363–0.718)	(−1.865–0.380)	(− 1.044–1.090)	0.620
HDL-C	− 0.034	−0.116	− 0.350	−0.146	0.214
HDL-C	(−0.228–0.161)	(− 0.315–0.083)	(−0.565--0.135)	(− 0.350–0.059)	0.214
LDL-C	0.669	0.361	0.587	0.907	0.360
LDL-C	(0.248–1.090)	(−0.071–0.793)	(0.122–1.052)	(0.464–1.351)	0.360
	Quartiles of PM_2.5 levels				P for trends
	Q1	Q2	Q3	Q4	P for trends
Mean level, μg/m³ ± SD	21.78 ± 1.83	24.97 ± 0.62	26.89 ± 0.70	30.98 ± 2.15
Mean difference of individual’s concentration, mg/dL (95% CI)
FBG	0.550	0.975	0.687	1.180*	0.015
FBG	(0.283–0.816)	(0.702–1.249)	(0.422–0.953)	(0.886–1.475)	0.015
TC	0.192	0.46	0.076	0.696	0.312
TC	(−0.232–0.616)	(0.024–0.896)	(−0.347–0.498)	(0.227–1.166)	0.312
TG	−0.404	−0.524	− 0.235	−0.365	0.862
TG	(−1.432–0.625)	(−1.581–0.533)	(−1.259–0.790)	(− 1.505–0.774)	0.862
HDL-C	− 0.219	0.026	− 0.208	− 0.212	0.690
HDL-C	(−0.416--0.022)	(− 0.176–0.229)	(− 0.404--0.012)	(−0.430–0.006)	0.690
LDL-C	0.341	0.618	0.316	1.384*	0.010
LDL-C	(− 0.086–0.768)	(0.180–1.056)	(− 0.109–0.741)	(0.910–1.857)	0.010

Note: Models were adjusted for age, sex, income level, smoking status, alcohol consumption status, BMI physical activity, and CCI score. PM_10–2.5, particulate matter sized 2.5-10 μm in aerodynamic diameter, PM_2.5 particulate matter with aerodynamic diameter ≤ 2.5 μm; n, number, SD standard deviation, CI confidential interval, FBG fasting blood glucose, TC total cholesterol, TG triglycerides, HDL-C high-density lipoprotein cholesterol, LDL-C low-density lipoprotein cholesterol
* P value < 0.05 of multiple regression for quartile 4 group, compared to quartile 1 group as a reference

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