5. Conclusions
The purpose of this review was to distinguish CDSSs
applied to patients suffering from pain, in relation to
N. Pombo et al. / Applied computer technologies in clinical decision support systems for pain management 2421
their computer technologies. Thirty-nine studies were
examined and the main findings are summarised as
follows:
(RQ1) the computer technologies that have been
applied in CDSSs include machine learning and content
processing. Machine learning encompasses rule based
algorithms (RBA), artificial neural networks (ANN),
rough and fuzzy sets (RFS), and statistical learning
algorithms (SLA). Content processing comprises terminologies,
questionnaires, and scores.
(RQ2) The ANN presented the higher median accuracy
(87.5%), and thus outperformed RFS (77%), SLA
(74%) and RBA (57%). Moreover, the Bayesian network,
logistic regression and fuzzy logic presented the