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. Author manuscript; available in PMC: 2018 Oct 1.
Published in final edited form as: Eur Neuropsychopharmacol. 2017 Aug 12;27(10):1011–1021. doi: 10.1016/j.euroneuro.2017.07.009

Table 2.

Demographic information for the subjects from an MDD sample (n=288) used for the principal component analysis (PCA) and the current study (n=55).

Variable PCA sample (n=288) PET sample (n=55)
Sex (% female) 60% 56%
Mean SD Mean SD
HDRS-24 Score 28.1 7.9 24.6 6.4
BPRS Score 35.6 7.5 32.3 5.5

BPRS – Brief Psychiatric Rating Scale

HDRS- Hamilton Depression Rating Scale