The relationship, structure and profiles of schizophrenia measurements: a post-hoc analysis of the baseline measures from a randomized clinical trial

Table 1 Properties of Each Measure Studied

Scales	Description	No. of Items	Minutes Needed	Minutes Needed	Meaning of High Score
			Clinician	Patients	good/bad
PANSS	Psychopathologic symptoms	30	30-40		bad
	Negative symptoms	7			bad
	Positive symptoms	7			bad
	Disorganized thoughts	7			bad
	Hostility/excitement	4			bad
	Anxiety/depression	4			bad
MADRS	Depression	10	10		bad
BACS-SCT	Digital symbol coding test	1	3	1.5	good
SWN-K	Subjective well-being*	20		5-10	good
	Positively worded statements	10			good
	Negatively worded statements	10			bad
SOFI	Objective functioning	49	30-45		good
	Living situation	5			good
	Instrumental activity of daily living	14			good
	Productive activity	25			good
	Social functioning	5			good
QLS	Quality of life	21	30-45		good
	Common objects and activities	2			good
	Instrumental role	4			good
	Interpersonal relations	8			good
	Intrapsychic foundation	7			good

Abbreviations: BACS-SCT = Brief Assessment of Cognition in Schizophrenia Symbol Coding Test; MADRS = Montgomery-Asberg Depression Rating Scale; No. = number; PANSS = Positive and Negative Syndrome Scale; QLS = Quality of Life; SOFI = Schizophrenia Objective Functioning Instrument; SWN-K = Subjective Well-being Under Neuroleptics Short Form.
*For the SWN-K total score, each negatively-worded statement is reversed.

ISSN: 1471-244X