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Table 1 Demographic and lifestyle characteristics of 108 cross-sectional study participants

From: Association of pulmonary, cardiovascular, and hematologic metrics with carbon nanotube and nanofiber exposure among U.S. workers: a cross-sectional study

Characteristic

Group

N (%)

Sex

Male

85 (78.7%)

Female

23 (21.3%)

Ethnicity and Race

Non-Hispanic White alone

87 (80.6%)

Non-Hispanic Asian alone

10 (9.3%)

African-American, American Indian/Alaska Native, Multiple races, and Hispanic combined

11 (10.2%)

Age (years)

<25

6 (5.6%)

25-<35

33 (30.6%)

35-<45

16 (14.8%)

45-<55

28 (25.9%)

55-<65

20 (18.5%)

65-<75

5 (4.6%)

Highest education level

High school, Trade or vocational

13 (12.1%)

Some college

24 (22.2%)

College graduate

30 (27.8%)

Postgraduate

41 (38.0%)

Cigarette smoking status

Never

68 (63.0%)

Former

24 (22.2%)

Current

16 (14.8%)

Alcohol consumption status

Never

7 (6.5%)

Former

30 (27.8%)

Current

71 (65.7%)