Evaluation of four oral fluid devices (DDS®, Drugtest 5000®, Drugwipe 5+® and RapidSTAT®) for on-site monitoring drugged driving in comparison with UHPLC–MS/MS analysis Sabina Strano-Rossi, Erika Castrignanò, Luca Anzillotti, Giovanni Serpelloni, Roberto Mollica, Franco Tagliaro, Jennifer P. Pascali, Delfina di Stefano, Roberto Sgalla, Marcello Chiarotti Forensic Science International Volume 221, Issue 1, Pages 70-76 (September 2012) DOI: 10.1016/j.forsciint.2012.04.003 Copyright © 2012 Elsevier Ireland Ltd Terms and Conditions
Fig. 1 Scheme of sampling during police patrols. Forensic Science International 2012 221, 70-76DOI: (10.1016/j.forsciint.2012.04.003) Copyright © 2012 Elsevier Ireland Ltd Terms and Conditions
Fig. 2 Sensitivities with standard error bars (at a confidence interval of 95%) of the four OF devices for cocaine and THC. Forensic Science International 2012 221, 70-76DOI: (10.1016/j.forsciint.2012.04.003) Copyright © 2012 Elsevier Ireland Ltd Terms and Conditions
Fig. 3 False positive and false negative results. Forensic Science International 2012 221, 70-76DOI: (10.1016/j.forsciint.2012.04.003) Copyright © 2012 Elsevier Ireland Ltd Terms and Conditions