Table 1.

Cohort characteristics.

Group	NPC	SZ
Number	44	44
Sex	32 M, 12 F	31 M, 13 F
Race	35 W, 8 B, 1 O	32 W, 12 B
Age (years)	48.25 ± 13.82	47.48 ± 13.88
PMI (h)	17.41 ± 5.89	18.32 ± 7.05
pH	6.70 ± 0.28	6.56 ± 0.31

Data for continuous variables are presented as group average ± standard deviation.

B black, F female, M male, NPC non-psychiatric comparison, O other (Asian Indian), PMI postmortem interval, SZ schizophrenia, W white.