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Table 3 Predictors of having a new sexual relationship and unprotected sex during the trip (post-travel questionnaire)

From: Motivational brief intervention for the prevention of sexually transmitted infections in travelers: a randomized controlled trial

   New sexual relationship during trip Unprotected sexual relationship during trip
  n Had sex with new partner Crude OR (95%CI) Adjusted OR (95%CI)* Had unprotected sex Crude OR (95%CI) Adjusted OR (95%CI)*
Sex (female) 594 84 (14%) 0.7 (0.5-0.9) n/a 30 (36%) 2.9 (1.4-6.3) 2.7 (1.4-5.6)
Planning to have sex 162 92 (57%) 11.8 (9.1-17.2) 5.8 (3.7 - 9.0) 25 (27%) 1.2 (0.6-2.6) n/a
Intention to take condoms 483 145 (30%) 6.3 (4.4-9.2) 2.5 (1.6 - 3.9) 33 (23%) 0.6 (0.3-1.4) n/a
Casual sex in last 6 months 383 117 (31%) 4.2 (3.0-5.8) 1.8 (1.2 - 2.7) 31 (27%) 1.2 (0.6-2.7) n/a
No stable partner 574 135 (24%) 3.0 (2.1-4.3) 1.2 (0.8 - 1.8) 33 (24%) 0.9 (0.4-2.1) n/a
Drugs at home 119 38 (32%) 2.7 (1.8-4.2) 1.7 (1.0 - 2.9) 11 (31%) 1.3 (0.5-3.0) n/a
Alcohol at home 632 132 (21%) 2.1 (1.5-3.0) 1.6 (1.1 - 2.3) 34 (26%) 1.2 (0.5-2.7) n/a
Tobacco at home 312 76 (24%) 2.0 (1.5-2.8) 1.2 (0.8 - 1.8) 21 (28%) 1.3 (0.6-2.6) n/a
Had STI in the past 89 21 (24%) 1.6 (0.9-2.7) n/a 10 (48%) 3.2 (1.1-9.0) 2.8 (1.1-7.4)
  1. * multivariate logisitc regression model including all variables with singificant OR's in univariate analysis