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Table 4 Means and standard deviations of the Chinese version of SIRS-2 scales for known-group design sample

From: Detection of malingering: psychometric evaluation of the Chinese version of the structured interview of reported symptoms-2

 

Forensic malingering group (n = 20) Mean(SD)

Forensic honest group (n = 80) Mean(SD)

T value

P value

Primary scales

RS

7.40(1.73)

2.80 (2.58)

-7.81

p < 0.05

SC

6.75(1.12)

4.64 (3.25)

4.79

p < 0.05

IA

4.70(1.26)

1.43 (1.77)

7.78

p < 0.05

BL

13.80(1.99)

8.43 (5.07)

7.46

p < 0.05

SU

15.00(2.83)

7.85 (2.90)

9.92

p < 0.05

SEL

15.95(1.93)

9.48 (3.42)

11.23

p < 0.05

SEV

9.70(1.78)

3.34 (3.11)

12.04

p < 0.05

RO

5.05(1.43)

0.46 (1.21)

14.60

p < 0.05

Supplementary scales

DA

5.45(1.91)

4.60 (2.47)

1.43

p > 0.05

DS

23.70(2.62)

21.99 (3.83)

1.89

p > 0.05

IF

10.40(3.62)

1.54 (2.41)

13.2

p < 0.05

OS

4.05(2.46)

3.06 (1.18)

1.75

p > 0.05

INC

5.65(0.67)

3.90 (2.41)

5.67

p < 0.05

  1. Note. For Primary Scales, RS = Rare Symptoms, SC = Symptom Combinations, IA = Improbable or Absurd Symptoms, BL = Blatant Symptoms, SU = Subtle Symptoms, SEL = Selectivity of Symptoms, SEV = Severity of Symptoms, RO = Reported versus Observed Symptoms. For Supplementary Scales, DA = Direct Appraisal of Honesty, DS = Defensive Symptoms. IF = Improbable Failure (IF). OS = Overly Specified Symptoms. INC = Inconsistency of Symptoms.