Table 1 Sociodemographic and biological characteristics of the study sample.

From: Plasma concentrations of lysophosphatidic acid and the expression of its receptors in peripheral blood mononuclear cells are altered in patients with cocaine use disorders

VARIABLE

Control group (N = 92)

CUD group (N = 105)

p-value

Age Median (IQR)

Years

38.0 (37–44)

35.0 (31–40)

<0.001b

BMI Median (IQR)

Kg/m2

24.6 (23–28)

25.3 (23–28)

0.925b

Sex [N (%)]

Women

20 (21.7)

18 (17.1)

0.471a

Men

72 (78.3)

87 (82.9)

Education degree [N (%)]

Elementary

3 (3.3)

19 (18.1)

<0.001a

Secondary

50 (54.3)

73 (69.5)

University

39 (42.4)

13 (12.4)

  1. p-value in bold indicates a statistically significant difference.
  2. BMI body mass index, CUD cocaine use disorders, IQR interquartile range.
  3. ap-value was calculated using Fisher´s exact test or chi-square test.
  4. bp-value was calculated using Man-Whitney test.
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