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Table 5 Numeric Swelling Scale (NSS): Overall Study Results

From: Prospective study of recovery from copperhead snake envenomation: an observational study

  Discharge Day 3 Day 7 Day 14 Day 21 Day 28
  Median Range Median Range Median Range Median Range Median Range Median Range
Score 6.5 2, 10 3 0, 9 1 0, 9 0.5 0, 4 0 0, 3 0 0, 3
  1. Subjects’ self-reported swelling, ordinal scale ranging from 0 (“no swelling”) to 10 (“very severe swelling”). A larger number represents more swelling. Data based on 20 subjects. The day of envenomation is Day 0.