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. Author manuscript; available in PMC: 2017 Jan 1.
Published in final edited form as: Injury. 2015 Oct 28;47(1):77–82. doi: 10.1016/j.injury.2015.10.004

Table 5.

Mortality, FTR, and serious adverse occurrence rates before and after chart abstraction of cases who died without a serious adverse occurrence, in the overall cohort and restricting to those patients who died after 48 hours.

Overall Cohort
n=8004
Overall Cohort After chart abstraction p
Serious adverse occurrences 1306 (16.3, 95%CI 15.5–17.1) 1317 (16.5, 95%CI 15.6–17.2) 0.001
Deaths 293 (3.7, 95%CI 3.3–4.1) 293 (3.7, 95%CI 3.3–4.1) 1.00
FTR 161 (12.3, 95%CI 10.6–14.2) 172 (13.1, 95%CI 11.2–15.0) 0.001
Deaths occuring after 48 hours
n=7891
Overall Cohort After chart abstraction p
Serious adverse occurrences 1265 (16.0, 95%CI 15.2–16.9) 1273 (16.1, 95%CI 15.3–16.9) 0.002
Deaths 180 (2.2, 95%CI 2.0–2.6) 180 (2.2, 95%CI 2.0–2.6) 1
FTR 120 (9.5, 95%CI 7.9–11.2) 128 (10.1, 95%CI 8.5–11.8) 0.002

Categorical variables expressed as n (%) with 95% exact confidence intervals. P value for McNemar’s test.