Table 2 Sociodemographic, clinical, and behavioral characteristics of shift workers according to cardiovascular disease risk

Age, years

 20–34

637 (45.1)

633 (51.7)

4 (2.1)

< 0.001

0.632

 35–39

344 (24.3)

315 (25.7)

29 (15.3)

 40–44

219 (15.5)

193 (15.8)

26 (13.7)

 45–49

119 (8.4)

61 (5.0)

58 (30.5)

 50–54

76 (5.4)

22 (1.8)

54 (28.4)

 55–59

19 (1.3)

0 (0.0)

19 (10.0)

Skin color

 White

322 (22.8)

271 (22.1)

51 (26.8)

0.524

0.040

 Brown

879 (62.2)

768 (62.8)

111 (58.4)

 Black

201 (14.2)

175 (14.3)

26 (13.7)

 Indigenous

12 (0.8)

10 (0.8)

2 (1.1)

Education

 1st degree complete

55 (3.9)

38 (3.1)

17 (9.0)

< 0.001

0.127

 2nd degree complete

1.010 (71.4)

868 (70.9)

142 (74.7)

 Technical

319 (22.6)

293 (23.9)

26 (13.6)

 Higher education

30 (2.1)

25 (2.1)

5 (2.6)

Working time, years

 < 5

339 (24.0)

327 (26.7)

12 (6.3)

< 0.001

0.163

≥ 5

1.075 (76.0)

897 (73.3)

178 (93.7)

Mining regions

 Minas Gerais

522 (36.9)

430 (35.1)

92 (48.4)

< 0.001

0.093

 Pará

892 (63.3)

794 (64.9)

98 (51.6)

Anthropometric data

 WC (≥ 94 cm)

628 (44.4)

513 (41.9)

115 (60.53)

< 0.001

0.128

 BMI (≥ 25 kg/m²)

1022 (72.3)

872 (71.2)

150 (79.0)

0.027

0.059

Self-reported chronic diseases

 Diabetes

40 (2.8)

24 (1.96)

16 (8.4)

< 0.001

0.133

 Dyslipidemia

179 (12.7)

132 (10.8)

47 (24.7)

< 0.001

0.143

 Hypertension

134 (9.5)

83 (6.8)

51 (26.8)

< 0.001

0.234

Behavioral variables

 ^aLow physical activity

687 (48.7)

594 (48.6)

93 (49.5)

0.560

0.029

 Smoking

220 (15.6)

103 (8.4)

117 (61.6)

< 0.001

0.500

 Alcohol consumption

883 (62.5)

764(62.4)

119 (62.6)

0.955

0.002