Table 6.
Correlation between Malay version of the Brief Psychiatric Rating Scale (BPRS-M) factor scores and age, psychiatric history variables, BPRS, PANSS, CDSS and WHOQOL-BREF score
| BPRS-M Factor scores | ||||||||
|---|---|---|---|---|---|---|---|---|
| Positive Symptoms c | Mood disturbancec | Negative Symptoms c | Activation c | Resistance d | Somatic d | Orientation b | Total c | |
| Age | r = −0.11 | r = −0.09 | r = 0.02 | r = 0.07 | r = 0.02 | r = −0.17 | r = 0.21 | r = −0.12 |
| Duration of illness | r = 0.04 | r = −0.07 | r = 0.14 | r = 0.12 | r = 0.09 | r = 0.16 | r = 0.03 | r = 0.03 |
| Number of hospital admission | r = 0.10 | r = 0.03 | r = −0.05 | r = −0.08 | r = 0.05 | r = −0.03 | r = 0.14 | r = 0.06 |
| Number of antipsychotics | r = 0.24* | r = 0.11 | r = −0.03 | r = −0.10 | r = 0.26** | r = −0.01 | r = −0.08 | r = 0.18 |
| Total BPRS English | r = 0.95** | |||||||
| PANSS | ||||||||
| Positive | r = 1.00** | r = 0.24* | r = 0.39** | r = 0.32** | r = 0.25* | r = 0.14 | r = 0.14 | r = 0.83** |
| Negative | r = 0.58** | r = 0.11 | r = 0.77** | r = 0.71** | r = 0.26** | r = 0.11 | r = 0.08 | r = 0.64** |
| General | r = 0.61** | r = 0.47** | r = 0.60** | r = 0.54** | r = 0.35** | r = 0.24* | r = 0.05 | r = 0.80** |
| Total | r = 0.76** | r = 0.36** | r = 0.68** | r = 0.61** | r = 0.35** | r = 0.22* | r = 0.05 | r = 0.86** |
| CDSS | r = 0.16 | r = 0.72** | r = 0.07 | r = 0.08 | r = 0.16 | r = 0.01 | r = 0.04 | r = 0.39** |
| WHOQOL-BREF | ||||||||
| Physical | r = −0.33** | r = −0.17 | r = −0.30** | r = −0.26** | r = −0.23* | r = 0.11 | r = −0.13 | r = −0.37** |
| Psychological | r = −0.35** | r = −0.28** | r = −0.35** | r = −0.26** | r = −0.19 | r = −0.13 | r = −0.09 | r = −0.46** |
| Social | r = −0.37** | r = −0.03 | r = −0.58** | r = −0.50** | r = −0.11 | r = −0.10 | r = −0.02 | r = −0.45** |
| Environment | r = −0.44** | r = −0.07 | r = −0.47** | r = −0.39** | r = −0.12 | r = −0.12 | −0.05 | r = − 0.47** |
| Overall | r = −0.27** | r = −0.11 | r = −0.13 | r = −0.14 | r = −0.10 | r = −0.10 | 0.02 | r = −0.24* |
BPRS-M Malay version of the Brief Psychiatric Rating Scale, PANSS Positive and Negative Syndrome Scale, CDSS Calgary Depression Scale for Schizophrenia, WHOQOL-BREF World Health Organization Quality of Life – Brief Version
Significant when p < 0.05*, p < 0.01**
cPearson’s correlation coefficient
dSpearman’s correlation coefficient