Table 1 Characteristics of subjects

Sex (M/F)

10/10

9/11

NS^a

Age

35.15 ± 8.54

34.96 ± 6.82

NS^b

Subtype

Disorganised 1

Disorganised 0

NS^a

Catatonia 1

Catatonia 0

Paranoid 13

Paranoid 11

Undifferentiated 2

Undifferentiated 3

Residual 3

Residual 6

Duration of illness

9.79 ± 6.43

12 ± 8.67

NS^b

Dose of risperidone

3.8 ± 1.58

4.03 ± 1.59

NS^b

No. smoking

5 (25%)

6 (30%)

NS^a

Full IQ

87.00 ± 16.80

87.68 ± 18.86

NS^b

PANSS score

Positive: 11.8 ± 3.12

Positive: 11.85 ± 3.22

NS^b

Negative: 18.45 ± 6.66

Negative: 18.95 ± 5.23

General: 34.3 ± 7.53

General: 33.75 ± 8.69

Total: 64.55 ± 15.17

Total: 64.55 ± 15.65

QLS total score

77.05 ± 15.8

72.2 ± 13.95

NS^b

Rate of completion

17 (85%)

16 (80%)

NS^a

Reason for dropout

Physical illness: 1

Non-adherence: 2

Worsening of illness: 1

Unknown: 1

Adverse effects: 1 (extrapyramidal signs)

Adverse effect: 1 (chest pain)