Discrepancies between Self- and Clinical Staff Members’ Perception of Cognitive Functioning among Patients with Schizophrenia Undergoing Long-Term Hospitalization

Table 2

Mean scores and SD for each rating scale and comparison between the three groups.

	All patients ()	Underestimators ()	Accurate raters ()	Overestimators ()	value
	Mean (SD)	Mean (SD)	Mean (SD)	Mean (SD)
SCoRS
Subjective difficulty	38.06 (11.09)	43.70 (10.21)	34.93 (9.93)	30.27 (8.21)	.002^b
SCoRS
Objective severity	34.52 (10.61)	29.17 (7.59)	36.29 (10.24)	43.45 (10.41)	.001^b
POMS
Tension-anxiety	6.16 (5.13)	6.35 (4.51)	7.93 (6.47)	3.55 (3.56)	.114^b
Depression-dejection	4.35 (3.90)	4.65 (3.90)	4.50 (4.83)	3.55 (2.62)	.694^b
Anger-hostility	5.29 (5.35)	6.17 (5.08)	4.21 (5.75)	4.82 (5.60)	.232^b
Fatigue	5.60 (5.46)	6.91 (5.31)	5.43 (6.72)	3.09 (2.95)	.149^b
Confusion	7.00 (3.59)	8.04 (3.74)	7.21 (2.89)	4.55 (3.14)	.025^a
Vigor	7.43 (5.16)	6.61 (4.94)	8.86 (5.29)	7.36 (5.55)	.447^b
LSP
Self-care	30.35 (4.04)	31.30 (4.27)	30.79 (3.36)	27.82 (3.57)	.052^b
Nonturbulence	43.52 (3.22)	43.48 (3.73)	44.43 (2.06)	42.45 (3.21)	.321^b
Social contact	16.77 (3.42)	17.26 (2.77)	17.57 (3.99)	14.73 (3.38)	.073^b
Communication	19.95 (3.12)	21.04 (2.85)	19.79 (3.29)	17.91 (2.55)	.015^b
Responsibility	16.77 (2.03)	17.35 (1.82)	16.93 (1.98)	15.36 (2.01)	.024^a
Total	127.37 (11.56)	130.43 (10.92)	129.50 (11.58)	118.27 (8.50)	.009^a

Note: ^aone-way analysis of variance; ^bKruskal-Wallis test. SCoRS: Schizophrenia Cognition Rating Scale; POMS: Profile of Mood States; LSP: Life Skills Profile.