Table 1 Comparison of demographic and clinical data between three groups

Age(years)

42.61 ± 11.81

38.59 ± 11.25

39.74 ± 11.17

1.406

0.249

Sex(Males/Females)

2.363

0.307

 Males(proportion%)

23(52.3)

17(41.5)

14(35.9)

 Females(proportion%)

21(47.7)

24(58.5)

25(64.1)

BMI (kg/m2)

22.68 ± 3.06

23.66 ± 2.78

23.85 ± 3.68

1.647

0.197

Years of education(years)

10.44 ± 4.38

10.51 ± 4.38

9.72 ± 3.90

0.892

0.412

Course of disease(years)

10.60 ± 7.49

13.01 ± 8.74

-1.322

0.090

Drugs

 CPZ equivalent doses(mg)

171.44 ± 121.68

227.99 ± 134.99

-1.970

0.181

PANSS

 Positive symptom

13.63 ± 6.05

9.56 ± 2.34

3.934

0.000

 Negative symptom

17.90 ± 7.85

13.54 ± 4.23

3.071

0.014

 Cognitive defect symptom

10.10 ± 3.53

6.69 ± 1.84

5.366

0.009

 Excited symptom

10.15 ± 3.90

5.69 ± 1.10

6.091

0.000

 Depressive symptom

4.07 ± 2.13

3.10 ± 0.68

2.721

0.001

 PANSS-Total

73.07 ± 11.30

45.41 ± 6.82

7.279

0.002