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Table 3 Core Questions from the course Questionnaire: Pre- and Post-Course Evaluation among Train-The-Trainers Participants

From: Train-the-Trainers in hand hygiene: a standardized approach to guide education in infection prevention and control

Question

Percentage (Pre)

Percentage (Post)

z-score

P-value

Knowledge

 Healthcare-associated infections

64.30%

78.70%

3.946

0

 Microbial transmission

49.10%

65.90%

2.501

0.012

 Hand rubbing/ hand washing

41.60%

71.10%

7.348

0

 Alcohol-based hand rub

50.20%

74.30%

5.546

0

 Glove use

69.20%

80.30%

3.169

0.002

WHO methodology

 Multimodal improvement strategy

44.90%

86.60%

10.835

0

 Hand hygiene indications

62.30%

82.50%

2.397

0.016

 Hand hygiene opportunities

49.50%

58.90%

2.737

0.006

 The patient zone

75.70%

83.50%

2.29

0.022

 Hand hygiene actions

66.70%

72.60%

1.351

0.177

 Before clean/aseptic procedures

52.60%

76.70%

5.625

0

Clinical Scenarios

 Before touching a patient

20.00%

52.80%

8.415

0

 Before clean/aseptic procedures

5.60%

28.30%

3.104

0.002

 Before/after touching a patient

64.20%

90.60%

3.249

0.001

 After/Before touching a patient

58.50%

84.90%

3.019

0.003

 After touching a patient

32.10%

67.90%

3.691

0

 Coincidence of indications

5.70%

32.10%

3.476

0.001

 Peripheral venous catheter

38.70%

49.30%

2.536

0.011

 Urinary catheter

49.30%

62.60%

2.791

0.005

 After touching patient surroundings

46.50%

61.60%

3.62

0

  1. Percentage of correct answers: pre- and post-course, including all countries and participants