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Table 2 Risk of HPV infection

From: Prevalence of HPV infection in hypopharyngeal and laryngeal squamous cell carcinoma at Thailand's largest tertiary referral center

Risk of HPV infection (percent)

Case (%)

Age of sexual debut

  < 20 years

53/71 (74.6)

  > 20 years

18/71 (25.4)

Sexual partner

 Multiple partners

48/73 (65.8)

 Single partner

25/73 (34.2)

Habitual oral sex activity

 Yes

7/70 (10)

 No

63/70 (90)

History of sexually transmitted diseases

 Yes

16/75 (21.3)

 No

59/75 (78.7)