Clinical Study

The Usefulness of Confusion, Urea, Respiratory Rate, and Shock Index or Adjusted Shock Index Criteria in Predicting Combined Mortality and/or ICU Admission Compared to CURB-65 in Community-Acquired Pneumonia

Table 2

Sensitivity, specificity, positive and negative predictive values, and corresponding 95% confidence intervals for CURB-65, CURSI, and CURASI criteria for six-week mortality and for mortality and/or ICU admission in 95 community-acquired pneumonia cases.

All ( )MortalityMortality and/or ICU admission
CURB-65CURSICURASICURB-65 CURSICURASI

Sensitivity87.5%
(46.7–99.3)
87.5%
(46.7–99.3)
87.5%
(46.7–99.3)
72.7%
(39.3–92.6)
81.8%
(47.7–96.8)
81.8%
(47.7–96.8)
Specificity75.8%
(65.3–84.1)
72.4%
(61.6–81.1)
72.4%
(61.6–81.1)
76.2%
(65.4–84.5)
73.8%
(62.9–82.5)
73.8%
(62.9–82.5)
Positive predictive value25.0%
(11.4–45.2)
22.6%
(10.3–41.5)
22.6%
(10.3–41.5)
28.6%
(13.9–48.8)
29.0%
(14.9–48.2)
29.0%
(14.9–48.2)
Negative predictive value98.5%
(90.9–99.9)
98.4%
(90.5–99.9)
98.4%
(90.5–99.9)
95.5%
(86.6–98.8)
96.9%
(88.2–99.4)
96.9%
(88.2–99.4)