Fig. 3From: A new nomogram of urinary flow rate and volume based on multiple measurements per healthy adult Japanese men using a portable uroflowmeter (P-Flowdiary®)Nomograms on voided volume and maximum flow rate: A younger group (20–49 years; mean: 4.92 mL/s) and B older group (50–59 years; mean: 4.04 mL/s), with dark gray area representing ± 1 SD and light gray area representing ± 2 SDBack to article page