Table 3.

Risk factors for prevalence of HPV DNA among 1,030 Mexican soldiers

CharacteristicsHPV positive/tested (%)Crude*Adjusted
Age (y)
    <21174/385 (45.2)1.001.00
    21-24139/286 (48.6)1.15 (0.84-1.56)1.20 (0.86-1.65)
    >24145/353 (41.1)0.84 (0.63-1.13)0.86 (0.63-1.16)
    Ptrend0.180.23
Education (y)
    ≤6344/803 (42.8)1.001.00
    >6116/227 (51.1)1.47 (1.09-1.98)1.30 (0.94-1.52)
Religion
    Catholic295/708 (41.7)1.001.00
    Other41/83 (49.4)1.38 (0.87-2.18)1.37 (0.85-2.22)
    None120/231 (52)1.46 (1.08-1.97)1.46 (1.06-1.99)
Marital status
    Married/Cohabitating165/411 (40.2)1.001.00
    Single/Widower295/619 (47.7)1.27 (0.95-1.71)1.48 (1.09-2.02)
SES
    Medium/Low301/631 (47.7)1.00
    High159/399 (39.9)0.75 (0.58-0.97)0.72 (0.55-0.95)
Smoker
    Current181/400 (45.3)1.001.00
    Former208/461 (45.1)1.00 (0.77-1.32)1.14 (0.85-1.52)
    Never69/163 (40.5)0.82 (0.57-1.20)0.88 (0.60-1.30)
Circumcised (self-reported)
    No365/830 (44.0)1.001.00
    Yes28/95 (29.5)0.47 (0.29-0.75)0.48 (0.30-0.77)
Age at first intercourse
    <16126/279 (45.2)1.001.00
    16-17191/415 (46.0)1.05 (0.77-1.42)1.05 (0.76-1.44)
    >17128/316 (40.5)0.97 (0.69-1.32)0.98 (0.69-1.39)
    Ptrend0.860.99
Sexual partners before age 20 y
    <3155/405 (38.3)1.001.00
    3100/205 (48.8)1.44 (1.04-2.01)1.59 (1.12-2.25)
    >3164/342 (48.0)1.40 (1.03-1.82)1.36 (0.99-1.87)
    Ptrend0.040.11
Lifetime partners
    <2203/484 (41.9)1.001.00
    2-4127/259 (49.0)1.14 (0.84-1.55)1.15 (0.83-1.58)
    >5137/321 (42.7)1.22 (0.89-1.65)1.27 (0.92-1.75)
    Ptrend0.250.17
Contact with prostitutes
    No306/706 (43.3)1.001.00
    Yes154/324 (47.5)1.20 (0.92-1.57)1.10 (0.77-1.58)
Condom use with prostitutes
    Always170/365 (46.6)1.001.00
    Sometimes17/42 (41.5)0.84 (0.45-1.58)0.78 (0.40-1.55)
    Rarely or never13/31 (41.9)0.76 (0.38-1.58)0.77 (0.37-1.58)
    Ptrend0.840.43
Anal intercourse with males
    No433/977 (44.3)1.001.00
    Yes20/42 (47.6)1.09 (0.59-2.03)1.01 (0.52-1.94)
History of STD
    No381/881 (43.3)1.001.00
    Yes72/136 (52.9)1.55 (1.07-2.24)1.55 (1.05-2.28)
Genital washing after intercourse
    Always392/863 (45.4)1.001.00
    Sometimes46/106 (43.4)0.94 (0.62-1.41)1.04 (0.67-1.60)
    Rarely or never20/57 (35.1)0.66 (0.37-1.15)0.48 (0.30-0.76)
    Ptrend0.160.07
Condiloma on physical exam
    No421/970 (42.8)1.001.00
    Yes39/60 (65.0)2.52 (1.34-4.38)2.56 (1.45-4.51)
  • * Age-adjusted.

  • Adjusted for age, SES, lifetime number of partners, and circumcision.