Comparison of Image Data and Visually Confirmed Sketches to Evaluate the Technique of Handwashing

Table 1.

Recognizing the same unwashed areasas the images: Percentage values.

Area

First training

Fourth training

SD

I

55.6% (5/9)

64.7% (11/17)

n.s.

II

20.0% (4/20)

54.5% (12/22)

n.s

III

45.8% (11/24)

45.8% (11/24)

n.s.

IV

26.1% (6/23)

43.5% (10/23)

0.000*

29.2% (7/24)

36.8% (7/19)

n.s.

19.0% (4/21)

34.8% (8/23)

.0000*

Note. The ratio of the number recognized in the sketches to the number identified as unwashed areas in the images. In parentheses are the number of unwashed areas found in both the images and the sketches. Results of the McNemar test, *p<.05.

Note. The ratio of the number recognized in the sketches to the number identified as unwashed areas in the images. In parentheses are the number of unwashed areas found in both the images and the sketches. Results of the McNemar test, *p<.05.