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Table 1 Socio-demographics characteristics 

From: The impact of peri-natal stress on psychosis risk: results from the Bo-FEP incidence study

 CasesControls
n (%)42 (100)26 (100)
Gender, n (%)
 Men **26 (61.9)9 (34.6)
 Women **16 (38.1)17 (65.4)
Mean age of the participants (SD)28.07 (8.52)30.85 (5.98)
Origin, n (%)
 Natives38 (90.5)26 (100)
 Emilia Romagna28 (66.5)11 (42.3)
  Other regions10 (23.8)15 (57.7)
  Migrants4 (9.5)0 (0.0)
Ethnicity, n (%)
 Caucasian40 (95.2)26 (100)
 African2 (4.8)0 (0.0)
Social class (defined by the paternal working status at birth), generic, n (%)39 (100)25 (100)
 Intermediate-high **22 (56.4)20 (80.0)
 Low**17 (43.6)5 (20.0)
Social class (defined by the paternal working status at birth), specific, n (%)
 High-level managerial and professional activities8 (20.5)9 (36.0)
 Low-level managerial and professional activity2 (5.1)2 (8.0)
 Intermediate occupation5 (12.8)4 (16.0)
 Employees/own small business5 (12.8)3 (12.0)
 Low-level technical activities2 (5.1)2 (8.0)
 Semi-routine occupations4 (10.3)0 (0.0)
 Routine occupations12 (30.8)5 (20.0)
 Unemployed1 (2.6)0 (0.0)
Family history of psychiatric diseases (1st degree relatives), n (%)31 (100)20 (100)
 Yes8 (25.8)7 (35.0)
 Family history of psychosis1 (3.4)0 (0.0)
  1. *p < 0.1 e > 0.05; **p < 0.05 e > 0.001; ***p < o = 0.001
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