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Table 1 Demographic characteristics of students

From: Prevalence of Chlamydia trachomatis and Neisseria gonorrhoeae infection in adolescents in Northern Italy: an observational school-based study

Demographic characteristics Males (%) (n = 1112) Females (%) (n = 1606) Total (%) (n = 2718)
Age (years)    
 Mean 18.5 18.4 18.4
Country of birth    
 Italy 1030 (92.7) 1464 (91.4) 2494 (91.9)
 Other 81 (7.3) 138 (8.6) 219 (8.1)
Parents’ country of birth    
 Both parents born in Italy 979 (88.3) 1379 (86.1) 2358 (87.0)
 One parent born out of Italy 52 (4.7) 72 (4.5) 124 (4.6)
 Both parents born out of Italy 78 (7.0) 151 (9.4) 229 (8.4)
Parents’ education levela    
 Primary school 327 (30.0) 530 (33.3) 857 (32.0)
 High school 546 (50.2) 814 (51.2) 1360 (50.8)
 University 215 (19.8) 247 (15.5) 462 (17.2)
Residence    
 City of Brescia 116 (10.5) 184 (11.5) 300 (11.1)
 Others 993 (89.5) 1419 (88.5) 2412 (88.9)
School location    
 City of Brescia 311 (28.0) 576 (35.9) 887 (32.6)
 Others 801 (72.0) 1030 (64.1) 1831 (67.4)
  1. aEducation to the highest between each student’s parents
  2. Note: For each question, percentages are calculated excluding those who did not answer