Table 1 Details of each enrolled study
Author (year) | Study design | Country | Population, n | Outcomea | BMI measurement | Timing | Number with BMI/total patients (%) | Mortality data included in analysis |
|---|---|---|---|---|---|---|---|---|
O’Brien 2006 [17] | Retrospective cohort, multicenter | USA | 1488 | ①②③ | Based on recorded weight and height | At ICU admission | 1488/1673 (89%) | Hospital mortality |
Morris 2007 [21] | Prospective cohort, multicenter | USA | 825 | ①②③⑤ | Based on recorded weight and height | At Hospital admission | 825/1113 (74%) | Mortality |
Stapleton 2010 [20] | Retrospective, multicenter | USA | 1409 | ①②③④⑥ | Based on recorded weight and height | At ICU admission | 1409/1451 (97%) | 90-day mortality |
Soto 2012 [19] | Retrospective, multicenter | USA | 751 | ①②③④⑧⑨ | Based on recorded weight and height | At ICU admission | 751/848 (88%) | ICU mortality |
Gong 2016 [18] | Cohort, multicenter | USA | 1795 | ①②③④ | Based on recorded weight and height | At ICU admission | 1795/1995 (90%) | ICU mortality |