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Kaplan–Meier survival curves stratified by day 1–3 or day 4–7 cumulative fluid balance (CFB). Kaplan–Meier curves for long-term survival stratified by day 1–3 or day 4–7 CFB with log-rank test model among 4,610 patients admitted to medical intensive care units. (A) Day 1–3 CFB: negative vs. positive. (B) Day 4–7 CFB: negative vs. positive.
