Table 3

Means (and SD) test scores for early-onset and adult-onset schizophrenia spectrum disorders and the results of an ANCOVA with current age and duration of illness as covariates

Early onset (n = 19)

Adult onset (n = 85)

Mean

SD

Mean

SD

F(df = 103)

Significance


Education levela

12.0

2.00

13.38

2.86

0.052

0.821

BMI

26.28

6.29

24.85

4.20

2.373

0.127

Previous hospitalisations

7.37

3.93

7.21

4.38

0.004

0.95

SAIQ need treatment

10.63

3.34

10.74

3.09

0.069

0.793

SAIQ presence/outcome

9.47

3.52

9.00

3.64

0.308

0.58

PANSS positive

15.26

3.45

15.32

3.45

0.000

0.988

PANSS negativea

22.84

4.35

18.36

4.66

13.134

<0.001**

PANSS cognitivea

24.63

4.07

19.66

4.57

14.919

<0.001**

PANSS total scorea

86.37

13.63

74.96

14.38

6.236

0.014*

BIS motora

18.79

5.99

14.95

5.48

1.114

0.294

BIS attentionala

13.11

4.83

9.59

4.44

3.974

0.049*

BIS non-planninga

19.58

4.06

15.29

5.15

3.998

0.047*

BIS total score a

51.47

12.32

39.84

12.57

3.938

0.05*

BDI

17.89

13.89

13.79

11.13

0.092

0.763

BAI

19.00

16.01

15.52

14.14

0.07

0.792

BHS

7.21

4.5

6.31

4.21

0.414

0.646

SSI

3.68

6.90

4.24

6.21

0.777

0.38

QOL G1Fa

2.68

1.00

3.18

0.76

1.035

0.312

QOL G4Fa

2.26

0.93

3.08

1.03

2.707

0.103

QOL physical

20.52

4.41

22.39

4.17

0.233

0.063

QOL psychologicala

15.05

4.93

18.21

4.0

3.936

0.05*

QOL sociala

10.32

3.61

12.29

3.85

0.403

0.527

QOL environmental

25.58

5.88

26.33

5.46

0.001

0.971

QOL total scorea

71.47

15.04

80.23

12.71

0.826.

0.366

GAF

47.63

8.72

52.18

11.99

1.895

0.172


*p < 0.05; **p < 0.01 a Indicates significant differences in paired t-test

Abbreviations: SAIQ = Self-Appraisal of Illness Questionnaire; PANSS = Positive and Negative Syndrome Scale; BIS = Barrett Impulsiveness Scale; BDI = Beck Depression Inventory; ACL = Anxiety Checklist; BHS = Beck Hopelessness Scale; SSI = Scale for Suicide Ideation; QOL = Quality of Life; GAF = Global Assessment of Functioning.

Kao and Liu BMC Psychiatry 2010 10:63   doi:10.1186/1471-244X-10-63

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