The postoperative pain scores ( P = 0.003 , 0.000 , 0.001 , and 0.002 at 0 , 4 , 8 , and 24 h ) , total analgesic requirement ( P = 0.001 ) , and the number ( total and good ) of demands for analgesic in the first 24 hours ( P = 0.002 and 0.001 ) were lower in the LPLC group .