Question: is this a 2) strong advice, 1) weak advice 0) no advice?

Therefore, we compared the postoperative numerical rating scale (NRS) of pain intensity between patients who underwent LPN and those who underwent RAPN.We included 705 patients who underwent either LPN (n\u200a=\u200a200) or RAPN (n\u200a=\u200a505) for renal tumors between January 2000 and September 2016. 
user
This is no advice
assistant