International Prostate Symptom Score (I-PSS)
Over the past months not at all less than less than about ½ more than almost
once in half the the time half the always
5 times time time
How often have you had the
sensation of not completely
emptying your bladder after 0 1 2 3 4 5
urinating?
How often have you had to
urinate again within less
than 2 hours after you 0 1 2 3 4 5
first urinated?
How often have you found
you had to stop and start
again several times when 0 1 2 3 4 5
urinating?
How often have you
found it difficult to 0 1 2 3 4 5
postpone urinating?
How often have you had
a weak urine stream? 0 1 2 3 4 5
How often have you had
to push or strain to begin 0 1 2 3 4 5
urination?
How many times did you
most typically have to get up none 1 time 2 times 3 times 4 times 5 or more
to urinate during the night?
Score:
0-7: mild obstruction
8-18: moderate obstruction
More than 18: severe obstruction