Table 4 Bivariate and multivariable Accelerated Failure Time model estimates of the survival time within 30 days after the onset of infection among patients infected with K. pneumoniae
Variables | Survivors (n = 276) | Non-survivors (n = 62) | Relative times (95% CI) | Adjusted relative times (95% CI) | ||
|---|---|---|---|---|---|---|
n | % | n | % | |||
CRKP infection | 33 | 11.96 | 16 | 25.81 | 0.42 (0.22–0.76) | 0.44 (0.24–0.84) |
Male sex | 161 | 58.33 | 37 | 59.68 | 0.91 (0.55–1.49) | – |
Age in years (median, IQR) | 65 | (51–76) | 71 | (55–78) | 0.99 (0.97–1.00) | 0.99 (0.98–1.01) |
Transfer from another facility | 103 | 37.32 | 26 | 41.94 | 1.21 (0.74–1.96) | – |
ICU hospitalization | 31 | 11.23 | 20 | 32.26 | 0.61 (0.33–1.13) | 0.77 (0.41–1.45) |
Mechanical ventilation | 23 | 8.33 | 13 | 20.97 | 0.92 (0.46–1.83) | – |
Charlson Index score (median, IQR) | 4 | (2–6) | 4 | (3–6) | 0.92 (0.84–1.01) | 0.90 (0.78–1.03) |
Healthcare associated infection | 103 | 41.53 | 33 | 58.93 | 0.58 (0.34–0.98) | 0.72 (0.40–1.30) |
Surgical treatment | 81 | 29.35 | 19 | 30.65 | 1.22 (0.73–2.05) | – |
Type of infection | ||||||
UTI-CAUTI | 109 | 39.49 | 11 | 17.74 | reference | |
Pneumonia | 17 | 6.16 | 7 | 11.29 | 0.58 (0.22–1.48) | 0.54 (0.20–1.44) |
Bloodstream infection | 32 | 11.59 | 16 | 25.81 | 0.52 (0.24–1.11) | 0.58 (0.24–1.38) |
Surgical site infection | 24 | 8.70 | 8 | 12.90 | 0.62 (0.25–1.54) | 0.87 (0.32–2.40) |
Intra-abdominal | 56 | 20.29 | 17 | 27.42 | 0.53 (0.26–1.05) | 0.45 (0.21–0.94) |
Other | 38 | 13.77 | 3 | 4.84 | 2.44 (0.88–6.76) | 1.93 (0.68–5.46) |