Table 3.
Cumulative Hospitalized Days Attributable to Primary Clostridium difficile Infection, Overall and by Age, Sex, and Immunocompromising Status
| Characteristic | Cumulative Hospitalized Days in CDIPRIMARY1 Cohort (n = 41767) | Cumulative Hospitalized Days in Non-CDI Cohort (n = 41767) | Cumulative Hospitalized Days Attributable to Primary CDI |
|---|---|---|---|
| Overall | 8.01 (7.83–8.17) | 2.81 (2.71–2.90) | 5.20 (5.01–5.39) |
| Age <65 y | 7.99 (7.74–8.22) | 2.46 (2.34–2.59) | 5.53 (5.26–5.80) |
| Age ≥65 y | 8.05 (7.82–8.27) | 3.24 (3.10–3.38) | 4.81 (4.54–5.08) |
| Male | 9.59 (9.28–9.90) | 3.37 (3.21–3.54) | 6.22 (5.86–6.54) |
| Female | 7 (6.80–7.20) | 2.45 (2.34–2.56) | 4.55 (4.34–4.76) |
| Not immunocompromised | 7.07 (6.89–7.24) | 2.21 (2.12–2.31) | 4.86 (4.64–5.05) |
| Immunocompromised | 11.07 (10.69–11.49) | 4.74 (4.49–4.98) | 6.33 (5.87–6.84) |
Data are presented as mean (95% confidence interval).
Abbreviations: CDI, Clostridiumdifficile infection; CDIPRIMARY1, cohort with primary CDI only matched to those without CDI.