Skip to main content

Table 1 Distribution of 571 NHL and 1004 controls with ORs and 95 % CIs for selected characteristics. Italy, 1999–2014

From: Hepatitis B and C viruses and risk of non-Hodgkin lymphoma: a case-control study in Italy

  NHL Controls  
N (%) N (%) OR (95 % CI)a
Study center    
 Aviano 272 (47.6) 527 (52.5)  
 Napoli 215 (37.7) 359 (35.8)  
 Catania 84 (14.7) 118 (11.7)  
Year of interview    
 1999–2002 228 (39.9) 504 (50.2)  
 2003–2014 343 (60.1) 500 (49.8)  
Gender    
 Male 318 (55.7) 622 (62.0)  
 Female 253 (44.3) 382 (38.0)  
Age (years)    
  <45 137 (24.0) 305 (30.4)  
 45–64 260 (45.5) 366 (36.4)  
  ≥65 174 (30.5) 333 (33.2)  
Place of birthc    
 North-Center 221 (38.8) 487 (48.6) 1b
 South 349 (61.2) 515 (51.4) 2.35 (1.60–3.47)
Education (years)c    
  <7 195 (34.2) 368 (36.6) 1b
 7–11 186 (32.6) 300 (29.9) 1.27 (0.96–1.70)
  ≥12 189 (33.2) 336 (33.5) 1.20 (0.90–1.60)
  1. NHL non-Hodgkin lymphoma, OR odds ratio, CI confidence interval
  2. aEstimated using an unconditional logistic regression model adjusted for gender, age, study center, years of education, and place of birth; bReference category; cThe sum does not add up to the total because of some missing values