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Table 1 Characteristics of 1087 people living with HIV (PLWH) vs 2218 subjects from the Italian general population

From: Smoking habits in HIV-infected people compared with the general population in Italy: a cross-sectional study

  PLWH
N = 1087
N (%)
General population N = 2218
N (%)
p-value
Gender
Male 799 (73.5) 1623 (73.2) 0.84
Age group
  <  25 13 (1.2) 29 (1.3)  
 25–34 115 (10.5) 235 (10.6)  
 35–44 247 (22.7) 511 (23.0)  
 45–54 454 (41.8) 916 (41.3)  
 55–64 185 (17.0) 376 (17.0)  
  > 65 73 (6.8) 151 (6.8) NS
Marital status
 Single 466 (42.9) 578 (26.1)  
 Stable relationship 426 (39.1) 1350 (60.9)  
 Separated/Divorced 114 (10.5) 232 (10.4)  
 Widowed 30 (2.7) 58 (2.6)  
Missing 51 (4.7) < 0.001
Region of residence
 Northern Italy 346 (31.8) 709 (32.0)  
 Central Italy 449 (41.3) 910 (41.0)  
 Southern Italy 292 (26.9) 599 (27.0) 0.99
Citizenship
 Foreign 117 (10.8) 169 (7.6) 0.002
Education
 College degree 264 (24.5) 365 (16.4)  
 High school graduation 519 (48.2) 948 (42.74)  
 Elementary or lower 294 (27.2) 905 (40.8) < 0.001
Missing 10 (0.9)  
Chronic diseases
 Diabetes 64 (5.8) 87 (3.9) < 0.01
Missing 22 (2.0) 96 (4.3)  
 Hypertension 199 (18.3) 304 (13.7) < 0.001
Missing 64 (5.8) 81 (3.6)  
 Extreme Obesity 20 (1.8) 228 (10.2) < 0.001
Missing 1 (0.1)  
Alcohol abuse
 (35 g per day or more) 68 (3.1) 54 (4.9)  
Missing 39 (3.6) < 0.01
Smoking habits % (CI) or mean (SD)  
 Current smokers 51.6 (48.6–54.6)
N = 561
25.9 (24.0–27.7)
N = 575
< 0.001
 Former smokers 19.2 (16.9–21.6)
N = 209
26.0 (24.1–27.8)
N = 577
< 0.001
 Never smokers 29.1 (26.4–31.8)
N = 317
48.0 (45.9–50.1)
N = 1066
< 0.0001
Number of cigarettes in current smokers 15.8 (SD 8.8) 12.0 (SD 6.1) < 0.01
Heavy smokers 22.5 (20.0–25.0) 6.3 (5.3–7.4) < 0.001
Quitting rate 27.1 (24.0–30.3) 50.1 (47.1–52.9) < 0.001