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. 2013 Dec 1;13:564. doi: 10.1186/1471-2334-13-564

Table 2.

Characteristics associated with HPV clearance among 151 HPV-positive women (univariate analysis)

Characteristics Persistence
 Clearance
 p
N = 80 % N = 71 %
Marital status
  
  
  
  
  
 Non-stable
 34
 42.5
 17
 23.9
 <0.05*
 Stable
 46
 57.5
 54
 76.1
Race/skin color
  
  
  
  
  
 White
 40
 50.0
 54
 76.1
 <0.05#
 Brown
 24
 30.0
 13
 18.3
 Black
 16
 20.0
 4
 5.6
Years of education
  
  
  
  
 0-4
 13
 16.2
 7
 9.9
 0.68#
 5-8
 31
 38.8
 30
 42.2
 >9
 36
 45.0
 34
 47.9
Menarche (yrs.)
  
  
  
  
  
 <9
 3
 3.75
 1
 1.4
 0.09#
 9-15
 74
 92.5
 61
 85.9
 >15
 3
 3.75
 9
 12.7
Age at 1st sexual experience (yrs.)
  
  
  
 <16
 54
 67.5
 39
 54.9
 0.19#
 16-20
 23
 28.8
 30
 42.3
 >20
 3
 3.7
 2
 2.8
Age of 1st pregnancy (yrs.)
  
  
  
  
 <16
 22
 27.5
 11
 15.5
 0.17*
 16-20
 38
 47.5
 36
 50.7
  
 >20
 20
 25.0
 24
 33.8
  
Parity
  
  
  
  
  
 0
 40
 50.0
 37
 52.1
 0.83#
 1-3
 38
 47.5
 30
 42.3
 ≥4
 2
 2.5
 4
 5.6
Lifetime no. of sex partners
  
  
  
  
 ≤5
 50
 62.5
 55
 77.5
 0.18#
 6-10
 14
 17.5
 10
 14.1
 11-20
 10
 12.5
 4
 5.6
 >20
 6
 7.5
 2
 2.8
Sex partners (last 12 mos.)
  
  
  
 <3
 75
 93.8
 68
 95.8
 1.0#
 ≥3
 5
 6.2
 3
 4.2
HIV-positive status
 28
 35.0
 26
 36.6
 0.84*
Smoking
 22
 27.5
 15
 21.1
 0.36*
Drug use
  
  
  
  
  
 None
 59
 73.8
 59
 83.1
 0.39#
 Marijuana
 14
 17.5
 10
 14.1
 Cocaine/crack
 7
 8.7
 2
 2.8
Alcohol
 15
 18.8
 5
 7.0
 0.053#
Previous STD
 30
 37.5
 24
 33.8
 0.64*
Sexual partner with STD 1
18
 22.5
 13
 18.3
 0.52*
Mode of delivery
  
  
  
  
  
 Cesarean section
 37
 46.2
 27
 38.0
 0.33
 Vaginal
 43
 53.8
 44
 62.0
HPV infection type
  
  
  
  
  
 Subclinical/clinical
 60
 75.0
 51
 71.8
 0.66
 HPV-positive
 20
 25.0
 20
 28.2
HPV type
  
  
  
  
  
 High risk
 34
 64.1
 22
 54.4
 0.3
 Low risk 19 35.9 20 47.6

Ribeirão Preto, 2007-2010.

*Chi-square test; #Fisher Exact Test; 1Referred by women.