Table 1 Premorbid assessment of function (PAS) scores in patients with substance induced psychosis (SIP), psychosis without substance misuse (PNS) and psychosis with substance misuse (PS)

Childhood social level

mean (SD)

1.0 (1.3)

1.3 (1.5)

1.0 (1.1)

0.436

Early adolescent social level

mean (SD)

1.4 (1.3)

1.6 (1.4)

1.2 (1.3)

0.338

Late adolescent social level

mean (SD)

1.7 (1.4)

1.5 (1.4)

1.5 (1.2)

0.831

Adult social level

mean (SD)

2.7 (1.4)

1.9 (1.6)

2.2 (1.4)

0.255

Social change adult-child

mean (SD)

1.6 (1.5)

0.7 (1.7)

1.1 (1.5)

0.212

Childhood academic level

mean (SD)

2.2 (1.2)

1.6 (1.4)

2.2 (1.7)

0.274

Early adolescent academic level

mean (SD)

3.1 (1.3)

2.1 (1.4)

2.8 (1.7)

0.027*

Late adolescent academic level

mean (SD)

3.0 (1.4)

2.2 (1.4)

2.8 (1.6)

0.058

Academic change

mean (SD)

0.8 (1.4)

0.7 (1.7)

0.8 (1.6)

0.917