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Table 3 Correlation between responses according to educational level of participants (first survey)

From: Handheld computers for self-administered sensitive data collection: A comparative study in Peru

  ≥ High school < High school
Nominal or categorical variables: Agreement Kappa Agreement Kappa
Last 12 months, secretion from penis/bad smelling vaginal discharge 97.1% 0.89 83.1% 0.44
Last 12 months, sores or ulcers en penis or genitals 100.0% 1.00 97.4% 0.65
Have you ever had sexual intercourse 96.1% 0.90 92.0% 0.58
Pregnancy ended in an abortion a 100.0% 1.00 96.8% 0.78
Spontaneous abortions in the first three months of pregnancy a 100.0% 1.00 96.8% 0.78
Have you ever had sexual relation with a prostitute b 100.0% 1.00 96.8% 0.78
Have you ever had sexual relation with a transvestite or man b 92.5% 0.55 78.8% 0.42
Last sexual partner, male or female b 97.5% 0.66 100.0% 1.00
Last sexual partner, how long know this person before you had first sex 89.6% 0.68 91.1% 0.79
  ≥ High school < High school
Numerical variables: N Spearman N Spearman
Age of first sexual intercourse 65 0.96 54 0.93
Number of different people you have had sex in your life 64 0.91 51 0.98
Last 3 months, how many times you had sex with your last partner 17 0.95 14 0.58
Last 3 months, how many times you did not use condoms with your last partner - - - -
  1. a Question only applied for women.
  2. b Question only applied for men.