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Kaplan–Meier analysis and Cox proportional-hazards regression survival for non-ASI users (yellow) versus ASI users (blue) adjusted to exclude 90-day perioperative mortality. A, Overall survival: HR = 0.44, CI 0.19–1.0, P = .05. B, Disease-free survival: HR = 0.55, CI 0.27–1.12, P = .10.
