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Table 5 Spearman rank correlation analysis between the blood serum dopamine level and scores on extrapyramidal symptom scales in patients with schizophrenic disorder during the administration of antipsychotics

From: Potential diagnostic markers of olanzapine efficiency for acute psychosis: a focus on peripheral biogenic amines

Indicator of peripheral biogenic amine    Blood serum dopamine level    Blood serum dopamine level   
Group of patients    Treated with haloperidol Treated with olanzapine
Administration of antipsychotic Before treatment Day 14 Day 28 Before treatment Day 14 Day 28
Scores on the extrapyramidal symptom scales: −0.149    −0.315   
Administration of antipsychotic Before treatment SAS
ESRS −0.500    −0.316   
Day 14 SAS   0.292    −0.465*  
ESRS   0.175    −0.475*  
Day 28 SAS    0.037    −0.609**
ESRS    0.076    −0.609**
  1. *p < 0.05, **p < 0.001