Table 7.

Costs Through Age 18, Alternative Discount Rates. Assessment Costs, and Impairment Mix Through Age 30

A. Alternative Discount RatesB. Higher
Assessment Costs
($1 250)
Alternative
Mix of
Impairments
Through
Age 18
Only
2%8%
Parents' concerns$26 756$14 173$21 015$15 257$12 641
Direct screening only
 Denver-II$28 108$14 412$21 788$15 157$12 758
 BDIST$26 767$14 185$21 022$15 261$12 653
Two-stage positive screening
 Denver-II$26 715$14 462$22 080$15 419$12 638
 BDIST$27 668$14 250$21 441$15 602$12 621
Two-stage negative screening
 Denver-II$25 856$14 123$20 724$14 996$12 761
 BDIST$25 856$14 108$20 597$14 917$12 673