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. Author manuscript; available in PMC: 2019 Dec 1.
Published in final edited form as: Am J Surg. 2018 Apr 22;216(6):1171–1176. doi: 10.1016/j.amjsurg.2018.04.013

Table 4.

Elixhauser Comorbidity Score by Age Group

Comorbidities Age < 65 Age ≥ 65 Age < 70 Age ≥ 70 Age < 80 Age ≥ 80
Total number of encounters 59,336 15,805 66,307 8,834 73,528 1,613
Elixhauser Comorbidity Group < 0 139 (0.2%) 34 (0.2%) 151 (0.2%) 22 (0.2%) 167 (0.2%) 6 (0.4%)
0 56869 (95.8%) 15219 (96.3%) 63578 (95.9%) 8510 (96.3%) 70545 (95.9%) 1543 (95.7%)
0–10 2204 (3.7%) 514 (3.3%) 2434 (3.7%) 284 (3.2%) 2656 (3.6%) 62 (3.8%)
>10 124 (0.2%) 38 (0.2%) 144 (0.2%) 18 (0.2%) 160 (0.2%) 2 (0.1%)