Table 1 Demographic characteristics of smokers and healthy non-smokers.

From: Resting-state functional connectivity and structural differences between smokers and healthy non-smokers

 

Smokers (N = 52)

Non-smokers (N = 45)

Age (years)

26.08 ± 6.91

27.16 ± 6.15

Education (years)

12.83 ± 1.84

12.43 ± 1.14

BIS-11

62.6 ± 9.34

62.24 ± 11.51

FTND

3.72 ± 2.18

NA

AUDIT

6.09 ± 4.08

6.82 ± 5.21

Number of years smoking*

8.93 ± 7.89

NA

Cigarettes per day

12.32 ± 4.48

NA

CO level (ppm)

3.8 ± 1.32

NA

  1. All data are reported with mean ± standard deviation.
  2. BIS Barratt Impulsiveness Scale, FTND Fagerström Test for Nicotine Dependence, AUDIT alcohol use disorders identification test, CO carbon monoxide, ppm parts per million.
  3. *Information on the number of years smoking was available for forty-three out of fifty-two smokers.
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