Total reduction in lung impedance normalized for impedance amplitude at tidal volumes of 6ml.kg^-1 lean body weight at different flow rates.

No significant differences between groups.</p

Additional file 2: of Identification of the technical and medical requirements for HEMS avalanche rescue missions through a 15-year retrospective analysis in a HEMS in Switzerland: a necessary step for quality improvement

Box plots. (DOCX 349 kb

Consolidated standards of reporting trials flow diagram.

Consolidated standards of reporting trials flow diagram.</p

S1 File -

(PDF)</p

Additional file 3: of Identification of the technical and medical requirements for HEMS avalanche rescue missions through a 15-year retrospective analysis in a HEMS in Switzerland: a necessary step for quality improvement

Clinical exposure raw data. (DOCX 62 kb

Table 2 -

Table 2 - </p

Table 1 -

Table 1 - </p

Additional file 1: of Identification of the technical and medical requirements for HEMS avalanche rescue missions through a 15-year retrospective analysis in a HEMS in Switzerland: a necessary step for quality improvement

NACA score. (DOCX 48 kb

CONSORT 2010 checklist of information to include when reporting a randomised trial*.

(DOCX)</p

Example of a typical impedance signal time course.

t25, t50 and t75 define the time to 25%, 50% and 75% respectively of total impedance reduction from baseline.</p