Table 4.
Costs per person per month by disease severity
| Costs per person per month, $ | MCI N = 27 | Mild AD N = 27 | Moderate AD N = 25 | Severe AD N = 21 | Total AD N = 73 |
| Indirect costs to caregivers | 1,751.4±1,957.6 | 1,393.1±1,463.6 | 1,833.0±2,417.9 | 1,516.4±1,697.8 | 1,579.2±1,886.7 |
| Costs to employers | 840.8±1,889.5 | 1,290.3±2,250.8 | 1,242.3±2,194.1 | 729.5±1,568.5 | 1,112.6±2,044.0 |
| Intangible costs to patients | 1,496.3±1227.5 | 1,958.3±1339.1 | 1,571.5±1096.0 | 3,195.8±1351.9 | 2,181.8±1,415.5 |
| Intangible costs to caregivers | 606.9±729.0 | 1187.0±1201.5 | 993.5±1249.6 | 768.5±1192.7 | 1,000.3±1,210.7 |
| Summed costsa | 4,695.4±3,303.9 | 5,828.8±2,790.7 | 5,640.3±4,305.6 | 6,210.3±2,610.8 | 5,874.0±3,307.3 |
Values are expressed as mean±standard deviation. AD, Alzheimer’s disease; MCI, mild cognitive impairment. aSummed costs include indirect costs to caregivers, costs to employers, and intangible costs to patients and to caregivers.