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Symptom changes among the groups
POD: postoperative day, IPSS: International Prostate Symptom Score, QoL: quality of life, a: control group, patients were prescribed analgesics only, b: patients were given 0.2 mg of tamsulosin and analgesics daily, c: patients took 0.2 mg of tamsulosin and 4 mg of tolterodine daily in addition to analgesics, d: p-value compared with group 1 by Student's t-test
