YSK: that in crush/ crowd asphyxiation deaths, multiple factors often come into play besides crushing chest injury, including things like carbon dioxide exchange from exhalation, and air flow, making petite women and children especially vulnerable.
from /r/YouShouldKnow
YSK：在擠壓/人羣窒息死亡中，除了擠壓性胸部受傷外，往往還有多種因素起作用，包括呼出的二氧化碳交換和空氣流動等，使身材嬌小的婦女和兒童特別容易受到傷害。