Efficacy of tolvaptan on the short and mid-term prognosis in elderly patients with acute heart failure coexisting with oliguria: A retrospective cohort study.

In a subgroup analysis, compared with the usage of <100 mg doses of furosemide per day only, the addition of TLV on the basis of < 100 mg doses of furosemide per day had a trend in all-cause mortality reduction at 7-day in older patients with AHF and oliguria, but the difference did not reach statistical significance ( Figure 4 .

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