Sepsis & infection

Comparative efficacy and safety of extended versus continuous infusion of beta-lactam antibiotics for severe infection: a network meta-analysis of randomized trials

Crit CarePublished Systematic review and network meta-analysis of randomised trials

Authors' conclusion

In patients with severe infections, both EI and CI improved clinical cure versus IB, whereas mortality did not differ significantly.

Study context

Population
Adults with severe infections
Participants
10,627 adults · 35 randomized controlled trials (RCTs)
Comparison
Extended vs continuous vs intermittent bolus infusion of beta-lactams
Outcome
All-cause mortality
Methodological detailsfrequentist, random-effects model, Risk of bias moderate to high in most studies (Cochrane RoB 2)
  • Frequentist
  • Random-effects model
  • Risk of bias moderate to high in most studies (Cochrane RoB 2)

Pooled result

As reported in the abstract

EI

74.20%

SUCRA

Each group vs IBOdds ratio (95% CI)
EI
0.80(0.55–1.17)
CI
0.86(0.62–1.02)

Further pooled results

OutcomeEICIIBOR (95% CI)
Clinical cureEI vs IB1.58 (1.13–2.23)
SUCRA87.72%— not stated in the abstract— not stated in the abstract
Clinical cureCI vs IB1.35 (1.05–1.85)

— not stated in the abstract

Microbiological success

SUCRA

OutcomeEICIIBMD (days) (95% CI)
Hospital LOSEI vs IB · borderline statistical significance−3.49 (−6.79 - −0.08)
SUCRA98.09%— not stated in the abstract— not stated in the abstract
Hospital LOSCI vs IB1.11 (−1.24 - 3.63)

— not stated in the abstract

Microbiological success

No significant difference

Subgroup analyses (subgroup)

Variable rankings across categories; no statistically significant subgroup effects

Original publication

Comparative efficacy and safety of extended versus continuous infusion of beta-lactam antibiotics for severe infection: a network meta-analysis of randomized trials. Crit Care. Published 20 June 2026. doi:10.1186/s13054-026-06142-2

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