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Table 8 Total energy delivered vs. stone size and HFU

From: Laser lithotripsy using dusting technique (low energy, high frequency) for symptomatic upper urinary tract stones

Variable Total energy delivered p value
Stone size 1.55 ± 0.55 6836.23 ± 3018.00 0.001
HFU 794.22 ± 296.63 6836.23 ± 3018.00 0.009