Table 1.
Open in new tab

Patient characteristics for the UCSD cohort.

 Development
Prospective validation
 Non-ventilatedVentilatedNon-ventilatedVentilated
No. of encounters (%)24 715 (94.9%)1330 (5.1%)260 (94.2%)16 (5.8%)
Age (in years), median [IQR]61.7 [48.4-72.7]61.6 [40.1-71.6]65.0 [54.9-75.3]62.0 [52.7-68.1]
Gender (male), %58.463.456.268.8
Race
 White, %48.749.145.437.5
 African American, %7.76.25.46.3
 Asian, %6.36.59.26.3
ICU length of stay (in hours), median [IQR]51.8 [32.5-93.4]222.3 [123.4-384.6]73.2 [45.3-132.1]337.4 [247.5-463.2]
CCI, median [IQR]2 [0-3]2 [1-3]2 [1-5]3 [2-6]
SOFA, median [IQR]1 [2-4]8 [10-12]3 [1-4]9 [7-11.5]
Mortality, %3.533.62.718.8
Time from ICU admission to T0 (in hours), median [IQR]N/A28 [11-57]N/A15 [6.5-55.5]
 Development
Prospective validation
 Non-ventilatedVentilatedNon-ventilatedVentilated
No. of encounters (%)24 715 (94.9%)1330 (5.1%)260 (94.2%)16 (5.8%)
Age (in years), median [IQR]61.7 [48.4-72.7]61.6 [40.1-71.6]65.0 [54.9-75.3]62.0 [52.7-68.1]
Gender (male), %58.463.456.268.8
Race
 White, %48.749.145.437.5
 African American, %7.76.25.46.3
 Asian, %6.36.59.26.3
ICU length of stay (in hours), median [IQR]51.8 [32.5-93.4]222.3 [123.4-384.6]73.2 [45.3-132.1]337.4 [247.5-463.2]
CCI, median [IQR]2 [0-3]2 [1-3]2 [1-5]3 [2-6]
SOFA, median [IQR]1 [2-4]8 [10-12]3 [1-4]9 [7-11.5]
Mortality, %3.533.62.718.8
Time from ICU admission to T0 (in hours), median [IQR]N/A28 [11-57]N/A15 [6.5-55.5]

CCI = Charlson comorbidity index; ICU = intensive care unit; SOFA = Sequential Organ Failure Assessment; T0 = time of mechanical ventilation initiation.

Table 1.
Open in new tab

Patient characteristics for the UCSD cohort.

 Development
Prospective validation
 Non-ventilatedVentilatedNon-ventilatedVentilated
No. of encounters (%)24 715 (94.9%)1330 (5.1%)260 (94.2%)16 (5.8%)
Age (in years), median [IQR]61.7 [48.4-72.7]61.6 [40.1-71.6]65.0 [54.9-75.3]62.0 [52.7-68.1]
Gender (male), %58.463.456.268.8
Race
 White, %48.749.145.437.5
 African American, %7.76.25.46.3
 Asian, %6.36.59.26.3
ICU length of stay (in hours), median [IQR]51.8 [32.5-93.4]222.3 [123.4-384.6]73.2 [45.3-132.1]337.4 [247.5-463.2]
CCI, median [IQR]2 [0-3]2 [1-3]2 [1-5]3 [2-6]
SOFA, median [IQR]1 [2-4]8 [10-12]3 [1-4]9 [7-11.5]
Mortality, %3.533.62.718.8
Time from ICU admission to T0 (in hours), median [IQR]N/A28 [11-57]N/A15 [6.5-55.5]
 Development
Prospective validation
 Non-ventilatedVentilatedNon-ventilatedVentilated
No. of encounters (%)24 715 (94.9%)1330 (5.1%)260 (94.2%)16 (5.8%)
Age (in years), median [IQR]61.7 [48.4-72.7]61.6 [40.1-71.6]65.0 [54.9-75.3]62.0 [52.7-68.1]
Gender (male), %58.463.456.268.8
Race
 White, %48.749.145.437.5
 African American, %7.76.25.46.3
 Asian, %6.36.59.26.3
ICU length of stay (in hours), median [IQR]51.8 [32.5-93.4]222.3 [123.4-384.6]73.2 [45.3-132.1]337.4 [247.5-463.2]
CCI, median [IQR]2 [0-3]2 [1-3]2 [1-5]3 [2-6]
SOFA, median [IQR]1 [2-4]8 [10-12]3 [1-4]9 [7-11.5]
Mortality, %3.533.62.718.8
Time from ICU admission to T0 (in hours), median [IQR]N/A28 [11-57]N/A15 [6.5-55.5]

CCI = Charlson comorbidity index; ICU = intensive care unit; SOFA = Sequential Organ Failure Assessment; T0 = time of mechanical ventilation initiation.

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