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. Author manuscript; available in PMC: 2009 Jun 15.
Published in final edited form as: J Psychiatr Res. 2007 Feb 15;42(4):320–327. doi: 10.1016/j.jpsychires.2006.12.008

Table 3.

Characteristics of Individuals Scoring Below versus Above UPSA Cutoff of 75

UPSA < 75 (n = 183) UPSA ≥ 75 (n = 251) t-value p-value
Age (years) 50.90 (7.75) 49.57 (8.19) 1.72 .086
Education (years) 11.88 (2.70) 12.84 (1.91) 4.14 <.001
DRS Score 122.54 (16.36) 134.92 (5.77) 10.23 <.001
PANSS Positive 15.36 (6.01) 13.76 (5.75) 2.76 .006
PANSS Negative 15.64 (5.47) 13.27 (4.41) 4.93 <.001
HAM-D 9.84 (6.37) 9.87 (6.05) 0.05 .961
Antipsychotic Dose* 584. 99 (496.59) 510.47 (414.19) 1.35 .178

Note. UPSA = UCSD Performance-based Skills Assessment; DRS = Dementia Rating Scale; PANSS = Positive and Negative Syndrome Scale; HAM-D = Hamilton Depression Scale.

*

Antipsychotic Dose is reported as mg chlorpromazine equivalent (Jeste et al., 1982; Woods, 2003).