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Table 1 Clinical characteristics of the study population

From: Smoking-related dysregulation of plasma circulating microRNAs: the Rotterdam study

 

All sample

Never smokers

Former smokers

Current smokers

N (%)

2686

921 (34.3)

1382 (51.5)

382 (14.2)

Age (years)

67.4 (11.1)

66.3 (12.2)

68.8 (10.2)

64.6 (10.4)

Women (%)

1534 (57.1)

660 (71.6)

644 (46.6)

230 (60.2)

BMI (kg/m2)

27.6 (4.3)

27.66 (4.4)

27.8 (4.3)

26.8 (4.1)

Pack-year* (N = 178)

–

–

–

34.2 (31.8)

  1. Continuous variables are expressed as mean ± standard deviation (SD), while categorical variables are expressed in numbers (percentages)
  2. *Pack-years calculated only in current smokers, for those who had all needed data available
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Human Genomics

ISSN: 1479-7364