At 6 months , there was no significant difference between the diathermy and scalpel groups in mean ( s.d. ) VSS scores ( 49 ( 26 ) versus 50 ( 19 ) ; P = 0837 ) , mean POSAS total scores ( 192 ( 80 ) versus 200 ( 74 ) ; P = 0684 ) or subjective POSAS total scores ( 202 ( 121 ) versus 213 ( 104 ) ; P = 0725 ) .