Table 1

LOS by patient and hospital characteristics (categorical variables)

CharacteristicMedian (days)IQR (days)No of patientsp Value*
*Applying a Bonferroni correction; only those p values less than 0.003 are considered significant.
†Using non-parametric Wilcoxon rank sum test.
Sex
    Male63–11468
    Female73–12.753620.025
Day of week
    Friday94–1491
    Another day63–117390.0011*
Ward
    Medical73–13616
    Other52–11214<0.0001*
Echo request
    No63–12753
    Yes84–16770.015
Computed tomography request
    No73–12655
    Yes63–111750.43
Electrocardiography
    No73–12.5561
    Yes63–112690.34
Chest radiograph
    No63–11.5621
    Yes84–142090.002*
Deep vein thrombosis request
    No73–12777
    Yes63–11530.84
Gastrointestinal request
    No63–12769
    Yes83–13.5610.53
Diagnosis
    Respiratory95–13111
    Other63–12719<0.0001*
    Cardiac32–7107
    Other73–13723<0.0001*
    Congestive heart failure9.56.75–13.2554
    Other63–127760.005
    Angina/myocardial infarction42–9.552
    Other73–127780.038
    Tumour13.57–19.2534
    Other63–127960.0001*
    Stroke94–17.7550
    Other63–127800.018
    Any infection4.53–9.2542
    Other73–127880.055