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Table 8 Medical Categorizationsa

From: Complexities, variations, and errors of numbering within clinical notes: the potential impact on information extraction and cohort-identification

  A B C D E F G H I J
1 298,397 162,822 92,512 64,856 49,791 40,990 223,638 173,504 17,135 15,441
2 143,858 70,087 29,521 335,947 15,212 18,362 219,114 156,211 3232 2898
3 66,477 27,332 24,692 314,058 14,396 14,528 55,856 147,656 1874 1714
4 171,463 159,144 138,104 33,191 12,352 19,792 58,001 217,040 1146 1081
5 194,432 93,058 151,822 101,684 14,428 34,077 130,574 149,902 673 946
I 93,721 75,347 159,150 13,964,384 497,302 27,699,212 39,540 45,987 4,814,592 434,416
II 56,631 43,207 4846 274 372 2500 53 2158 3,467,400 2
III 65,347 45,687 33,381 60 97 9 5 21 487 2
IV 41,830 15,552 509,947 2695 40,328 90,9986 576 62,302 533 108
V 295,868 54,862 103,848 9929 158,751 106,698 9271 595,776 577,732 328
  1. aThe term in the upper left would be ‘1A’. These are often used in classifying disorders such as Hyperlipoproteinemia Type IIA or Stage 3B Lung Cancer. Note that some of the terms with Roman numerals could be confused with other medical abbreviations (e.g., VA Veterans Affairs, 1G 1 g, 3D Three-dimensional, IC Intracardiac, ID Infectious diseases). IF is a common English word (case sensitive searches were not conducted for this analysis)
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