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Table 1 Characteristics of the study population

From: A cross-sectional study to estimate high-risk human papillomavirus prevalence and type distribution in Italian women aged 18–26 years

Characteristics   n (%) N
Socio-demographic characteristics
Mean age (years)   23.8 ± 0.07 * 1,094
Age group 18–24 years 598 (54.7) 1,094
  25–26 years 496 (45.3)  
Geographical area of residence North 445 (40.7) 1,094
  Centre 235 (21.5)  
  South 414 (37.8)  
Nationality Foreign 69 (6.3) 1,092
  Italian 1,023 (93.7)  
Educational level Low (≤8 years) 216 (19.8) 1,090
  High (>8 years) 874 (80.2)  
Employment status Student 455 (42.0) 1,084
  Employed 415 (38.3)  
  Unemployed 163 (15.0)  
  Housewife 51 (4.7)  
Marital status Single 974 (89.3) 1,091
  Married 113 (10.3)  
  Divorced 4 (0.4)  
Lives with parents 813 (74.7) 1,089
  partner 185 (17.0)  
  alone 48 (4.4)  
  friends 43 (3.9)  
Sexual behaviour and reproductive history
Mean age at first sexual intercourse (years)   17.5 ± 0.1 * 1,089
Parity 0 988 (90.4) 1,093
  ≥1child 105 (9.6)  
Mean age at first delivery (years)   21.7 ± 0.3 * 105
No. of lifetime partners 1 377 (34.6) 1,091
  2–4 558 (51.1)  
  ≥5 156 (14.3)  
No. of partners in the last 6 months 0 69 (6.3) 1,093
  1 962 (88.0)  
  2–4 53 (4.9)  
  ≥5 9 (0.8)  
Use of contraceptives in the last 6 months Yes 762 (74.5) 1,023
  No 261 (25.5)  
Use of condoms in the last 6 months Always 346 (33.9) 1,020
  Rarely 307 (30.1)  
  Never 369 (36.0)  
Previous Pap-test Yes 420 (38.5) 1,091
  No 671 (61.5)  
  1. * (mean ± Standard Error).