Table 4 Correlation matrix of continuous variables

1. Hallucinations

1

2. Delusions

0.24

1

3. Belief About Medicine (necessity)

0.28

− 0.19

1

4. Belief About Medicine (concern)

0.09

− 0.08

− 0.05

1

5. Age

− 0.20

0.07

− 0.23

0.02

1

6. Duration of illness

− 0.21

0.09

− 0.19

0.13

0.71

1

7. Duration of hospitalization

0.11

0.11

− 0.10

0.16

0.47

0.49

1

8. Chlorpromazine equivalent dose

0.11

0.44

0.03

0.04

− 0.05

0.12

− 0.05

1

9. Insight

0.28

− 0.34

0.47

0.01

− 0.34

− 0.26

0.04

− 0.03