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Table 3 Serology of 1091 DUs by gender

From: Patients in long-term maintenance therapy for drug use in Italy: analysis of some parameters of social integration and serological status for infectious diseases in a cohort of 1091 patients

   No. of subjects (%)
Serology Female* Male* Total* p*
HIV Negative 138 (80.7) 761 (82.7) 899 (82.4) 0.040
  Positive 29 (17.0) 107 (11.6) 136 (12.5)  
  Unknown 4 (2.3) 52 (5.6) 56 (5.1)  
HBV Negative 47 (27.5) 195 (21.2) 242 (22.1) 0.096
  Positive 76 (44.4) 385 (41.8) 461 (42.2)  
  Unknown 6 (3.5) 55 (6.0) 61 (6.0)  
  Vaccinated 42 (24.6) 285 (31.0) 327 (30.0)  
HCV Negative 33 (19.3) 209 (22.7) 242 (22.2) 0.806
  Positive 127 (74.3) 657 (71.4) 784 (71.9)  
  Unknown 11 (6.4) 54 (5.9) 65 (6.0)  
TPHA Negative 128 (74.9) 679 (73.8) 807 (74.0) 0.060
  Positive 6 (3.5) 11 (1.2) 17 (1.5)  
  Unknown 37 (21.6) 230 (25.0) 267 (24.5)  
  1. Percentages by column; *p-value of the chi-square test for association.