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Table 1 Counts of deaths among Medicare enrollees; counts of cause-specific admission prior to death; and counts of cause-specific primary emergency hospitalizations, summarized over the 121 cities

From: A national case-crossover analysis of the short-term effect of PM2.5 on hospitalizations and mortality in subjects with diabetes and neurological disorders

  Minimum 1st Quartile Mean 3rd Quartile Maximum Total %
Deaths 1,710 13,342 57,708 61,409 444,791 6,982,678  
Previous cause-specific hospitalization among deaths:    
Dementia 22 323 1,910 1,828 26,087 231,091 3.3
Alzheimer's disease 32 503 2,192 2,510 16,908 265,219 3.8
Parkinson’s disease 11 175 814 872 7,592 98,470 1.4
Multiple sclerosis 1 14 61 61 671 7,337 0.1
Diabetes 184 1,822 7,897 9,442 71,186 955,547 13.7
Cause-specific hospitalizations:    
Dementia 6 107 736 709 8,944 89,082  
Alzheimer's disease 10 252 1,208 1,530 9,846 146,172  
Parkinson’s disease 4 63 335 342 4,430 40,496  
Multiple sclerosis 0 7 38 38 563 4,634  
Diabetes 90 834 3,658 4,079 53,485 442,622