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Table 1 Characteristics of study participants

From: Exposure to polycyclic aromatic hydrocarbons, heavy metals, and per- and polyfluoroalkyl substances and their associations with serum lipid profiles in the general Korean adult population

Variables

Total

(n = 2,516)

Dyslipidemia

(n = 1,078)

No dyslipidemia

(n = 1,438)

Age (year)

51.3 ± 14.9

53.5 ± 13.9

49.7 ± 15.5

Sex

   

 Male

1,078 (42.9)

474 (44.0)

604 (42.0)

 Female

1,438 (57.2)

604 (56.0)

834 (58.0)

Educational level

   

 ≤ Middle school

628 (25.0)

311 (28.9)

317 (22.0)

 High school

729 (29.0)

328 (30.4)

401 (27.9)

 ≥ College or university

1,159 (46.1)

439 (40.7)

720 (50.1)

Married or cohabiting

   

 No

606 (24.1)

243 (22.5)

363 (25.2)

 Yes

1,910 (75.9)

835 (77.5)

1,075 (74.8)

Tobacco smoking

   

 Never smoker

1,649 (65.5)

686 (63.6)

963 (67.0)

 Past smoker

483 (19.2)

210 (19.5)

273 (19.0)

 Current smoker

384 (15.3)

182 (16.9)

202 (14.1)

Alcohol consumption

   

 No

532 (21.1)

268 (24.9)

264 (18.4)

 Yes

1,984 (78.9)

810 (75.1)

1,174 (81.6)

Regular exercise

   

 No

1,356 (53.9)

581 (53.9)

775 (53.9)

 Exercise but not to the point of sweating

170 (6.8)

91 (8.4)

79 (5.5)

 Sweat-inducing exercise

990 (39.4)

406 (37.7)

584 (40.6)

Body mass index (kg/m2)

   

 < 18.5

51 (2.0)

11 (1.0)

40 (2.8)

 18.5–22.9

741 (29.5)

209 (19.4)

532 (37.0)

 23.0–24.9

607 (24.1)

271 (25.1)

336 (23.4)

 ≥ 25.0

1,117 (44.4)

587 (54.5)

530 (36.9)