Skip to main content

Table 1 Data extraction categories

From: Out-of-hours discharge from intensive care, in-hospital mortality and intensive care readmission rates: a systematic review protocol

Patients/population

Age, sex, surgical status (elective, emergency, none), severity of illness assessment. Availability of high-dependency care within ICU or in discrete unit, ICU type

Assessment of occupancy

Assessment of premature discharge

Intervention

Proportion discharged ‘in-hours’. Definition of in-hours

Discharge destination (level of subsequent care)

Proportion of discharges deemed ‘premature’

Comparison

Proportion discharged ‘out-of-hours’. Definition of out-of-hours

Discharge destination (level of subsequent care)

Outcome assessment

Mortality associated with out-of-hours discharge

Data source for mortality

Coding of palliative care patients

Missing data

Readmission rate

Data source for readmission rate associated with out-of-hours discharge

Severity score assessment of in-hours versus out-of-hours groups

Study

Study design, number of sites, authors, publication year, country, duration

Primary endpoint (where stated) or main focus (time of discharge versus factors associated with outcome post-discharge, other)

Quality assessment

ACROBAT-NRSI criteria

Sources of participants

Follow-up time

Completeness of data

Adjustment for potential confounders

Further subjective assessment in relation to heterogeneity of studies

Method of severity of illness assessment

Method of risk adjustment

Risk-adjusted results