5-year costs of high-need high-cost patients (top 5%) by trajectory group
| Persistent very-high-cost (44.0%) | Persistent high-cost (31.8%) | Rising cost (10.3%) | Declining cost (7.1%) | Cost spike (6.8%) | ||
| N | 99 122 | 71 095 | 22 998 | 15 893 | 15 177 | |
| Total cost | Mean (SD) | $C124 622 ($C92 700) | $C38 997 ($C19 841) | $C43 140 ($C17 426) | $C30 545 ($C9244) | $C19 601 ($C5181) |
| Median (IQR) | $C85 735 ($C52 305–$C148 838) | $C28 259 ($C20 097–$C44 747) | $C24 973 ($C16 594–$C47 846) | $C19 621 ($C14 288–$C31 697) | $C13 828 ($C10 976–$C20 112) | |
| Inpatient care | Mean (SD) | $C39 604 ($C39 562) | $C20 954 ($C15 479) | $C24 915 ($C13 150) | $C16 507 ($C6614) | $C12 715 ($C4533) |
| Median (IQR) | $C20 225 ($C6363–$C48 792) | $C12 987 ($C8022–$C23 703) | $C12 484 ($C7584–$C25 840) | $C9721 ($C6233–$C17 089) | $C8441 ($C5898–$C12 887) | |
| Physician services | Mean (SD) | $C18 433 ($C49 800) | $C11 017 ($C3037) | $C9111 ($C2021) | $C7630 ($C1261) | $C4755 ($C741) |
| Median (IQR) | $C15 311 ($C9845–$C22 428) | $C10 014 ($C7487–$C13 292) | $C7513 ($C5379–$C10 851) | $C6636 ($C4886–$C9031) | $C4320 ($C2970–$C5962) | |
| Prescription drugs | Mean (SD) | $C25 570 ($C27 293) | $C3461 ($C6650) | $C4004 ($C4408) | $C3081 ($C3412) | $C839 ($C1640) |
| Median (IQR) | $C9904 ($C2091–$C31 171) | $C58 ($C0–$C1487) | $C0 ($C0–$C1034) | $C0 ($C0–$C294) | $C0 ($C0–$C0) | |
| Emergency department | Mean (SD) | $C4109 ($C4424) | $C2140 ($C1559) | $C1977 ($C884) | $C1814 ($C735) | $C1129 ($C362) |
| Median (IQR) | $C2163 ($C1081–$C4686) | $C1442 ($C721–$C2523) | $C1081 ($C721–$C2523) | $C1081 ($C360–$C2163) | $C721 ($C360–$C1442) | |
| Home and community care | Mean (SD) | $C36 906 ($C65 782) | $C1426 ($C5636) | $C3133 ($C7018) | $C1512 ($C3515) | $C163 ($C397) |
| Median (IQR) | $C0 ($C0–$C15 266) | $C0 ($C0–$C0) | $C0 ($C0–$C0) | $C0 ($C0–$C0) | $C0 ($C0–$C0) | |
IQR, interquartile range; SD, standard deviation.