Fig. 3

Association of nutritional support and 30-day mortality overall, stratified by cortisol levels and divided into various subgroups Abbreviations: OR, odds ratio; 95% CI, 95% confidence interval; NRS, nutritional risk scale 2002 score; CRP, C-reactive protein * adjusted for age, sex, NRS, main diagnosis and comorbidities
1 Low cortisol: ≤ 723 nmol/l
2 High cortisol: > 723 nmol/l