rss
Evid Based Nurs 7:36-40 doi:10.1136/ebn.7.2.36
  • EBN users' guide

Evaluation of studies of causation (aetiology)

Table 3

Length of previous hospital stay based on hospital records (exposure) and pressure ulcer development (outcome)

Pressure ulcers
Cases Controls
Odds in the exposed group (long hospital stay  =  yes)  =  15/13  =  1.15
Odds in the unexposed group (long hospital stay  =  no)  =  5/7 =  0.71
Odds ratio  =  1.62
Long hospital stay(>10 days) Yes 15 13
No 5 7

This Article

Free Sample

This recent issue is free to all users to allow everyone the opportunity to see the full scope and typical content of EBN.
View free sample issue >>

EBN Journal Chat

The EBN Journal Chat offers readers the opportunity to participate in discussion about research articles and commentaries from Evidence Based Nursing (EBN).

How to participate >>

Don't forget to sign up for content alerts so you keep up to date with all the articles as they are published.

Navigate This Article