Via the element <conservatism> the value of the respective Varying Permeability Model (VPM) parameter is set as a percentage, given as a real number. In the original literature (D.E. Yount, D.C. Hoffman, On the Use of a Bubble Formation Model to Calculate Diving Tables, Aviation, Space and Environmental Medicine, February 1986) this parameter is not described. It was invented later.
<vpm>
(see also <vpm>)
<!-- conservatism factor set to 42 percent -->
<conservatism>0.42</conservatism>