Table 2. Mean Annual Expenditures Before and After Intervention for 3126 Participants in the CHECK Group and 3119 Participants in the UC Group.
| Expenditure Category | Mean (SD) Expenditure, $ | DID (95% CI), $ | P Value | |||||
|---|---|---|---|---|---|---|---|---|
| 12 mo Before Intervention | 12 mo After Intervention | Difference | ||||||
| CHECK Group | UC Group | CHECK Group | UC Group | CHECK Group | UC Group | |||
| Total | 1633 (4006) | 1703 (4466) | 1341 (3004) | 1413 (3785) | −292 (90) | −290 (105) | −1 (−199 to 196) | .99 |
| Inpatient | 347 (2876) | 396 (3196) | 222 (1710) | 285 (2568) | −125 (60) | −111 (73) | −13 (−173 to 147) | .87 |
| Emergency department | 168 (456) | 169 (411) | 145 (417) | 152 (482) | −23 (11) | −17 (11) | −7 (−32 to 18) | .59 |
| Outpatient visits | 235 (303) | 234 (299) | 196 (274) | 189 (251) | −39 (7) | −45 (7) | 6 (−8 to 19) | .42 |
| Prescriptions | 353 (1213) | 388 (1659) | 345 (1543) | 357 (1736) | −8 (35) | −31 (43) | 23 (−34 to 80) | .42 |
| Othera | 530 (1392) | 516 (1158) | 433 (980) | 430 (1085) | −97 (30) | −86 (28) | −10 (−69 to 48) | .73 |
Abbreviations: CHECK, Coordinated Healthcare for Complex Kids; DID, difference-in-differences; UC, usual care.
a
Includes all remaining Medicaid paid claims (eg, dental care, mental health, ancillary services, laboratory tests, and radiology).