Table 4.

Treatment Profiles Through Age 30*

AgesEarly Intervention: YesEarly Intervention: No
Speech ImpairmentMental RetardationSpeech ImpairmentMental Retardation
ModerateSevereMildModerateModerateSevereMildModerate
2ICSESESE
3–4ICSESESEICSESESE
5ICICSEICSESESE
6–7ICSEICSESESE
12–18ICSEICSESE
19–22ICSEICSESE
23–30GH-1GH-2GH-2GH-3
  • * IC, itinerant consultation; SE, self-contained special education; GH-1, group home, level 1 (minimal supervision); GH-2, group home, level 2 (modest supervision); GH-3, group home, level 3 (moderate supervision).