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Boxplots depicting perfusion metrics stratified by brain regions in patients with and without symptomatic HCP. A, CBF derived from single-PLD ASL. B, BAT derived from multi-TI ASL. False discovery rate–adjusted P values: Degree sign indicates P < .1; asterisk, P < .05; double asterisks, P < .01; triple asterisks, P < .001. Pre-op indicates preoperative; Post-op, postoperative.
