source,url,retrieved,note
"CDC WONDER Underlying Cause of Death D158 (five-year age groups)","https://wonder.cdc.gov/ucd-icd10-expanded.html","2026-03-13","Crude death rate per 100,000. null = suppressed (≤9 deaths in cell). Age groups are five-year bands."

category,icd_codes,age_group,yr_2018,yr_2019,yr_2020,yr_2021,yr_2022,yr_2023,yr_2024
Acute MI,I21-I22,25-34 years,0.786,0.683,0.883,0.961,0.866,0.661,0.669
Acute MI,I21-I22,35-44 years,4.198,4.016,4.652,4.665,4.296,3.548,3.632
Acute MI,I21-I22,45-54 years,16.081,15.259,16.890,16.535,15.097,13.533,12.955
Acute MI,I21-I22,55-64 years,41.388,39.709,42.661,42.721,39.767,35.229,33.280
Acute MI,I21-I22,65-74 years,82.142,76.713,80.536,80.294,76.325,67.124,64.212
Acute MI,I21-I22,75-84 years,175.025,164.516,166.702,167.900,156.993,136.111,128.799
Acute MI,I21-I22,85+ years,461.807,434.280,423.464,456.461,391.652,369.412,333.963
Heart failure,I50,25-34 years,0.344,0.377,0.451,0.477,0.532,0.444,0.448
Heart failure,I50,35-44 years,1.141,1.248,1.602,1.608,1.625,1.516,1.520
Heart failure,I50,45-54 years,3.814,3.885,4.717,4.994,4.853,4.667,4.693
Heart failure,I50,55-64 years,11.466,12.215,13.098,13.473,13.829,13.585,13.382
Heart failure,I50,65-74 years,34.435,35.590,36.501,36.963,37.288,36.592,37.241
Heart failure,I50,75-84 years,132.419,132.838,129.732,134.376,129.848,129.681,128.457
Heart failure,I50,85+ years,480.0,494.0,475.0,503.0,476.0,475.0,460.0
Arrhythmia/AFib,I47-I49,25-34 years,0.452,0.476,0.529,0.632,0.559,0.518,0.477
Arrhythmia/AFib,I47-I49,35-44 years,1.685,1.741,1.971,2.126,2.013,1.878,1.794
Arrhythmia/AFib,I47-I49,45-54 years,5.276,5.518,5.784,6.276,6.237,5.812,5.490
Arrhythmia/AFib,I47-I49,55-64 years,17.08,17.61,18.10,19.28,19.32,18.27,17.23
Arrhythmia/AFib,I47-I49,65-74 years,44.44,44.95,45.89,49.14,48.94,46.04,43.95
Arrhythmia/AFib,I47-I49,75-84 years,112.0,113.4,112.8,121.0,120.8,114.0,108.1
Arrhythmia/AFib,I47-I49,85+ years,213.0,213.0,205.0,224.0,218.0,206.0,194.0
Cardiac arrest,I46,25-34 years,0.671,0.616,0.715,0.784,0.714,0.628,0.593
Cardiac arrest,I46,35-44 years,2.099,2.019,2.326,2.427,2.175,1.910,1.870
Cardiac arrest,I46,45-54 years,5.829,5.597,6.278,6.651,5.887,5.174,5.063
Cardiac arrest,I46,55-64 years,12.46,12.15,13.62,14.30,12.78,11.40,11.22
Cardiac arrest,I46,65-74 years,19.60,18.88,20.56,21.76,18.85,16.30,15.92
Cardiac arrest,I46,75-84 years,33.40,31.40,33.59,36.15,31.31,27.30,26.58
Cardiac arrest,I46,85+ years,51.80,49.10,50.20,56.30,46.50,40.90,40.10
Myocarditis,I40-I41,25-34 years,0.035,0.050,0.024,0.026,0.044,0.035,0.024
Myocarditis,I40-I41,35-44 years,0.024,0.058,0.085,0.053,0.030,0.023,0.026
Myocarditis,I40-I41,45-54 years,0.026,,0.092,0.057,0.052,0.032,0.029
Myocarditis,I40-I41,55-64 years,0.028,0.038,0.068,0.026,,,0.024
Myocarditis,I40-I41,65-74 years,0.039,0.067,0.046,,,,,
Myocarditis,I40-I41,75-84 years,,,0.067,0.062,0.126,0.076,
Myocarditis,I40-I41,85+ years,,,0.210,0.184,,,
Pericarditis,I30-I31,25-34 years,0.088,0.102,0.090,0.108,0.099,0.101,0.092
Pericarditis,I30-I31,35-44 years,0.168,0.178,0.218,0.253,0.254,0.273,0.259
Pericarditis,I30-I31,45-54 years,0.272,0.300,0.316,0.383,0.387,0.435,0.407
Pericarditis,I30-I31,55-64 years,0.390,0.424,0.399,0.511,0.534,0.601,0.565
Pericarditis,I30-I31,65-74 years,0.452,0.519,0.508,0.658,0.691,0.810,0.777
Pericarditis,I30-I31,75-84 years,0.592,0.620,0.620,0.813,0.869,0.987,0.951
Pericarditis,I30-I31,85+ years,0.632,0.701,0.650,0.907,0.912,1.053,1.022