Skip to main content

Table 1 Comparison of demographic characteristics between normal, moderately, and markedly ill schizophrenic patients

From: Analysis of EEG entropy during visual evocation of emotion in schizophrenia

Demographic variables

Group 1

Normal

(n = 10)

Group 2

Moderately ill

(n = 17)

Group 3

Markedly ill

(n = 17)

Group 1 and 2

(p value)

Group 1 and 3

(p value)

Group 2 and 3

(p value)

Age (years)

41.7 ± 6.31

42.18 ± 7.07

42.47 ± 6.98

.862

.777

.904

Sex (male/female)

4/6

8/9

9/8

0.734

0.534

.741

Age of illness onset (y/o)

0

27 ± 8.75

23.82 ± 5.74

N/A

N/A

.220

Illness duration (years)

0

17.53 ± 6.86

19.65 ± 6.72

N/A

N/A

.370

Medication (e.g., chlorpromazine equivalent, mg)

0

190.59 ± 101.76

232.94 ± 91.09

N/A

N/A

.210

PANSS total

0

70.06 ± 4.25

95.88 ± 10.53

N/A

N/A

.000

PANSS positive

0

17.53 ± 3.28

24.24 ± 4.49

N/A

N/A

.000

PANSS negative

0

16.71 ± 2.57

23.82 ± 4.16

N/A

N/A

.000

PANSS global

0

35.82 ± 4.26

47.82 ± 5.23

N/A

N/A

.000