Skip to main content

Advertisement

Table 4 The predictivity of time period for survival and infection by binary logistic regression with the possible confounders. With and without estimated linear trend over time. ISS: Injury Severity Score; CI: confidence interval

From: Implementation of new standard operating procedures for geriatric trauma patients with multiple injuries: a single level I trauma centre study

ParameterWaldP-valueOdds ratio95% CI
a. Survival with estimated linear trend over time
 Period6.730.009.325.139–.760
 ISS group15.990.0004.6042.178–9.732
 Age [years]17.621.0001.0761.040–1.113
 Trend.290.5901.045.889–1.229
 Constant15.292.000.002 
b. Survival without estimated linear trend over time
 Period13.331.000.392.237–.648
 ISS group16.038.0004.6132.183–9.748
 Age [years]17.645.0001.0751.040–1.113
 Constant19.440.000.001 
c. Infection with estimated linear trend over time
 Period.516.472.716.288–1.781
 ISS group2.987.0842.242.897–5.600
 Age [years]5.833.016.953.917–.991
 Trend1.891.1691.140.946–1.373
 Constant.603.4374.201 
d. Infection without estimated linear trend over time
 Period.420.5171.205.686–2.115
 ISS group2.997.0832.240.899–5.582
 Age [years]5.727.017.954.917–.991
 Constant.085.7701.661