Table 4

Ease of use of the DOS Scale and the NEECHAM Confusion Scale

Items

Agreement (%) DOS (N = 37)

Agreement (%) NEECHAM (N = 31)

p-value


How much time did you need to rate this scale

5 minutes

8 minutes

0.003

The concepts of the scale were clear to me

100%

96.7%

0.26

The concepts were compatible with the language used in practice

100%

83.9%

0.009

I have sufficient knowledge from my training/experience to evaluate the observations on the scale

100%

93.6%

0.135

The way in which the observations are described is free of values and judgement

97.3%

96.8%

0.826

The observations can be interpreted in various ways

24.3%

29.1%

0.440

There was a clear difference between the possible answers

89.2%

74.2%

0.021

I could quickly make a choice between the possible answers

100%

71%

0.000

The instructions on the form helped me in choosing the answers

74.6%

80.6%

0.542

I requested help from others because it was not clear to me what was being asked

2.7%

19.4%

0.010

I found it a handy instrument to spot delirium symptoms

91.9%

54.8%

0.000

This instrument offered added value to my practice of nursing

83.8%

54.8%

0.004


Gemert van and Schuurmans BMC Nursing 2007 6:3   doi:10.1186/1472-6955-6-3

Open Data