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Table 1 Baseline characteristics of the students

From: Using an ultraviolet cabinet improves compliance with the World Health Organization’s hand hygiene recommendations by undergraduate medical students: a randomized controlled trial

Variable All n = 242 Control group n = 102 Intervention group (Supervised personal feedback) n = 140 p-value
Age ± SD (years) 21.2 (±2.2) 21.0 (±1.8) 21.0 (±2.5) 0.36
Female gender 155 (64.0) 68 (66.7) 87 (62.1) 0.47
Hand hygiene personal experience before the study participation
 -Previous hand hygiene formation 13 (5.4) 5 (4.9) 8 (5.7) 0.78
 -Previous use of UV cabinet 5 (2.1) 3 (2.9) 2 (1.4) 0.35
 -Previous use of alcoholic solution for HH 57 (23.6) 25 (24.5) 32 (22.9) 0.65
  1. Results are expressed as n (%)
  2. Variables concerning the personal experience with hand hygiene before the study participation were collected on the first year as a questionnaire from each 2nd degree student (see Additional file 2)