Table 5.
Healthcare Costs Attributable to Primary Clostridium difficile Infection, Overall and by Age, Sex, and Immunocompromising Status
| Characteristic | Healthcare Costs in CDIPRIMARY1 Cohort, $ (n = 41767) | Healthcare Costs in Non-CDI Cohort, $ (n = 41767) | Healthcare Costs Attributable to Primary CDI, $ |
|---|---|---|---|
| Overall | 43718 (43001–44572) | 19513 (19053–20046) | 24205 (23436–25013) |
| Age <65 y | 44704 (43585–45861) | 18041 (17423–18652) | 26663 (25551–27846) |
| Age ≥65 y | 42497 (41513–43549) | 21337 (20646–22042) | 21160 (20016–22335) |
| Male | 53450 (51931–55105) | 22378 (21569–23351) | 31073 (29542–32700) |
| Female | 37463 (36668–38369) | 17672 (17161–18196) | 19791 (18944–20736) |
| Not immunocompromised | 33213 (32571–33900) | 12998 (12650–13334) | 20215 (19556–20913) |
| Immunocompromised | 77801 (75468–80618) | 40653 (39028–42320) | 37148 (34561–40070) |
Data are presented as mean (95% confidence interval).
Abbreviations: CDI, Clostridium difficile infection; CDIPRIMARY1, cohort with primary CDI only matched to those without CDI.