When assessing protection needs, my approach has been to determine what the risks are, what injuries result and then decide how to minimize these risks and protect against any residual danger. I also bear in mind that there is no point in prescribing an action or a garment that will not be used.
"The Facts on Protection Needs in Humanitarian Demining,"
Journal of Conventional Weapons Destruction: Vol. 4
, Article 11.
Available at: http://commons.lib.jmu.edu/cisr-journal/vol4/iss2/11