Variables Age 35-64years   Age ≥ 65years  
No Dementia
%/Mean SE
Dementia
%/Mean SE
P value (trend change) No Dementia
%/Mean SE
Dementia
%/Mean SE
P value (trend change)
n 232,961,023 221,071   114,547,361 7,219,708  
Chronic Medical Comorbidity 1.43[0.01] 1.53[0.02]   1.93[0.01] 1.45[0.01]  
COPD 9.7 14.7   21.7 16.4  
Stroke 7.4 10.9   10.4 18.1  
Heart Failure 3.7 10.9   24.0 21.1  
DM with no complications 14.1 20.6   20.0 17.1  
DM with complications 6.7 11.2   6.6 5.3  
Hypertension 37.3 51.7   58.5 54.7  
Paraplegia 1.5 2.4   1.4 1.4  
Chronic Renal Disease 4.6 8.6   6.4 4.3  
Valvular Heart Disease 3.6 3.4 0.075 10.2 6.9  
HIV/AIDS 1.6 0.7   0.1 0.0  
UTI 5.0 16.9   12.1 24.8  
Depression 10.4 15.8 0.01 6.9 11.4  
Anxiety 4.7 4.0   3.1 2.8  
Hospital Type

Rural 12.4 15.2   16.8 19.2  
Urban non-teaching 40.9 43.1   45.0 47.2  
Urban teaching 46.7 41.7   38.2 33.5  
 

Discharge Disposition

Routine  80.0 35.9   53.7 23.9  
Short-term hospital  2.6 2.9   3.1 2.1  
Another type of facility/HHC 14.2 57.9   38.3 68.4  
Against medical advice 1.6 0.6   0.4 0.2  
Died 1.5 2.7   4.5 5.5  
SE=standard error, COPD: Chronic Obstructive Pulmonary Disease, DM: Diabetes mellitus, UTI: Urinary Tract Infection, HHC: Home Health Care, All p-values are statistically significant using p<0.05 as the level of statistical significance
Table 2: Distribution of medical comorbidities by age-group among subjects with and without Dementia.