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Table 4 For 80,638 patients in NTDB whose injuries were coded using ICD-10-CM and who had been registered with an Injury Severity Score (ISSAIS), the percentages who were categorized as shown into ISS categories by ISSAIS and by ICDPIC-R (RISS, using the ROCmax method)

From: Open-access programs for injury categorization using ICD-9 or ICD-10

RISS, ROCmax Method
  1–8 9–15 16–24 25–40 41–49 50–75 Uncoded
ISSAIS
 1–8 41.5 7.4 1.1 1.1 0.0 0.0 0.0
 9–15 15.6 12.3 4.2 1.1 0.0 0.0 0
 16–24 2.3 2.6 3.6 1.0 0.1 0.0 0
 25–40 0.6 0.8 2.2 1.6 0.1 0.1 0
 41–49 0.0 0.1 0.1 0.2 0.1 0.0 0
 50–75 0.0 0.0 0.1 0.2 0.1 0.1 0