Table 3.
Total direct costs by cohort ($US, year 2010 values)
| PD pts | Total direct cost | Control pts | Total direct cost | Excess direct costs | ||||
|---|---|---|---|---|---|---|---|---|
| N | Mean | SD | N | Mean | SD | Mean | p value | |
| Newly diagnosed cohort | ||||||||
| Baseline year (pre-diagnosis) | 781 | 7,322 | 18,129 | 7,810 | 4,502 | 12,895 | 2,820 | <0.001 |
| Study year 1 | 781 | 9,175 | 17,006 | 7,810 | 5,103 | 16,340 | 4,072 | <0.001 |
| Study year 2 | 509 | 9,948 | 17,248 | 5,090 | 5,164 | 14,480 | 4,785 | <0.001 |
| Study year 3 | 357 | 10,706 | 25,639 | 3,570 | 5,153 | 12,745 | 5,553 | <0.001 |
| PDAAD cohort | ||||||||
| Study year 1 | 214 | 31,800 | 99,695 | 4,280 | 5,333 | 14,499 | 26,467 | <0.001 |
| PDINST cohort | ||||||||
| Study year 1 | 156 | 43,506 | 63,125 | 3,120 | 6,096 | 18,779 | 37,410 | <0.001 |
PD Parkinson’s disease, PDAAD PD and ambulatory assistance device, PDINST PD and institutionalization, pts patients, SD standard deviation