Table 1 Summary of demographic characteristics.

From: Assessment of brain cholesterol metabolism biomarker 24S-hydroxycholesterol in schizophrenia

 

Control (n = 204)

Schizophrenia (n = 226)

Test-statistic

p-value

Age (years)

34.7 ± 13.6

35.6 ± 12.9

t = −0.71

0.28

Smoker/Non-smoker

60/144

85/141

χ2 = 3.23

0.073

Male/Female

98/106

156/70

χ2 = 19.5

<0.001

Body surface area (m2)

1.96 ± 0.27

2.04 ± 0.29

t = 2.56

0.011

Race

    

 White

117

93

  

 Black

68

119

χ2 = 17.0

<0.001

 Asian

15

9

χ2 = 3.08

0.079

 Other

4

5

  

Antipsychotic medicationa

    

 Typical

25

  

 Atypical

155

  

 Combination of typical and atypical

16

  

 Unmedicated

13

  

Antidepressanta

82

  

Mood stabilizera

39

  

Anticholinergic medicationa

42

  

Lipid-lowering medicationa

9

23

χ2 = 5.47

0.019

  1. Variance reported as ± standard deviation.
  2. aCurrent medication information was missing for 17 participants.