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Table 4 Logistic regression analysis: factors related to recent reported increases in hand washing frequency (≥5 times a day/<4 times a day).

From: Perceptions and behaviors related to hand hygiene for the prevention of H1N1 influenza transmission among Korean university students during the peak pandemic period

  Univariate Multivariate*
  OR 95%CI OR 95%CI
Gender     
   Males 1 - 1 -
   Females 2.56 1.87-3.52 2.64 1.79-3.90
Acquaintances with recent flu-like symptoms     
   No 1 - 1 -
   Yes 1.31 1.00-1.72 1.16 0.84-1.60
Information encountered     
   No 1 - 1 -
   Yes 1.27 0.78-2.09 1.47 0.80-2.70
Perceived effectiveness     
   Negligible 1 - 1 -
   More or less 1.67 0.77-3.65 2.21 0.72-6.77
   Substantial 2.67 1.25-5.71 4.04 1.34-12.15
Perceived severity     
   Mild symptoms like common cold 1 - 1 -
   Substantial limitation in daily life 1.52 1.13-2.03 1.39 0.99-1.97
   Have severe consequences 1.18 0.54-2.54 0.87 0.34-2.25
   May die from it 2.32 1.46-3.67 1.77 1.00-3.12
Perceived susceptibility     
   Very low 1 - 1 -
   Somewhat low 1.18 0.81-1.74 1.10 0.73-1.65
   Nor low, nor high 1.00 0.68-1.47 0.79 0.52-1.21
   Somewhat high 1.33 0.68-2.57 0.98 0.48-1.99
   Very high 0.11 0.31-3.16 1.02 0.29-3.54
  1. * adjusted for gender, acquaintances with recent flu-like symptoms, information encountered, perceived effectiveness, perceived severity, perceived susceptibility