Table 2

Comparison of demographic and clinical variables for the HC and SZ groups.

HC

SZ

Statistic

p


Age (years)

44.4 +/- 6.8

39.8 +/- 10.5

t[32] = 1.47

0.151


Parental socio-economic status (ref. 24)

3.1 +/- 1.3

3.2 +/- 0.9

t[28] = -0.316

0.754


Handedness

0.78 +/- 0.16

0.77 +/- 0.25

t[32] = 0.172

0.864


Age of onset (years)

26.1 +/- 8.0


Positive symptom total (SAPS)

9.0 +/- 4.2


Negative symptom total (SANS)

13.9 +/- 4.9


Medication dosage (chlorpromazine equivalents)

450 +/- 306

range 83–1200


Mean +/- standard deviation are given for each variable.

Spencer et al. BMC Neuroscience 2009 10:85   doi:10.1186/1471-2202-10-85

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