Decreased glutathione levels and impaired antioxidant enzyme activities in drug-naive first-episode schizophrenic patients

Table 3 Glutathione levels in the study group

Glutathione levels	Patients (N = 23)	Controls (N = 45)	p-values
GSHt (μmol/l)
Mean ± SD	560.4 ± 123.6	759.5 ± 260.9	0.001
Min-max	402.9-821.2	430.6-1537
GSHr (μmol/l)
Mean ± SD	512.1 ± 117.7	732.2 ± 274.6	< 0.001
Min-max	402.9-821.2	374.8-1514.8
GSSG (μmol/l)
Mean ± SD	47.8 ± 18.1	35.4 ± 20.3	0.013
Min-max	10.6-76.6	6.5-73.2

GSHr: reduced glutathione, GSHt: total glutathione, GSSG: oxidized glutathione, Max: maximum, Min: minimum, SD: standard deviation.

ISSN: 1471-244X