Table 2—

Costs broken down by categories

Cost categoriesControls UC ($) (mean ± SD)Controls UC ($) [median (IR)]*Intervention CM ($) (mean ± SD)Intervention CM ($) [median (IR)]*Mean $ difference score (95% CI)
n165165164164
Overall total costs (inpatient + outpatient + LTC)57,511 ± 75,15829,829 (54,727)49,254 ± 50,77331,967 (49,074)−8,257 (−5,653 to 22,169)
Total outpatient costs37,188 ± 41,08724,967 (29,618)34,308 ± 29,73626,698 (28,903)−2,880 (−4,898 to 10,659)
Outpatient non–mental health costs36,613 ± 40,94824,590 (28,920)33,125 ± 29,42625,782 (28,697)−3,488 (−4,250 to 11,226)
    Emergency care2,243 ± 4,034363 (2,584)2,169 ± 4,3970 (2,104)−74 (−841 to 989)
    Laboratory1,008 ± 1,140684 (963)788 ± 754601 (687)−220 (10 to 220)
    Radiology1,670 ± 3,474956 (1,706)1,472 ± 1,816911 (1,757)−179 (−404 to 799)
    Primary care5,099 ± 4,3444,419 (3,767)5,078 ± 4,1784,314 (4,090)−21 (−904 to 945)
    Specialty care5,188 ± 5,9593,239 (5,564)4,516 ± 5,0163,086 (4,051)−672 (−523 to 1,867)
    Pharmacy11,553 ± 14,9248,239 (10,981)9,570 ± 11,6016,710 (7,425)−1,893 (−917 to 4,884)
    Other outpatient9,853 ± 21,7043,334 (8,213)9,532 ± 13,8405,599 (11,615)−321 (−3,630 to 4,272)
Outpatient mental health costs532 ± 1,2900 (358)1,156 ± 1,749633 (694)832 (−1,536 to 128)
    Mental health visits532 ± 1,2900 (358)614 ± 1,7100 (359)82 (−410 to 247)
    Intervention visits0543 ± 228546 (331)543 (−578 to 508)
Inpatient non–mental health costs + LTC15,894 ± 33,8950 (17,050)12,060 ± 22,0740 (17,131)−3,834 (−2,374 to 10,042)
Inpatient mental health costs34 ± 3230 (0)204 ± 1,7350 (0)170 (−2,925 to 13,679)
  • Interquartile range (IR) is the difference between the 75th and 25th percentile in costs. CM, case management; LTC, long-term care; UC, usual care.