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

Furthermore, based on previous studies (Keefe et al, 1990) as well as on theorizing that there are multiple forms of pain outcomes (Wachholtz & Pearce, 2009), we distinguished between pain severity and pain tolerance, with the latter indicating how pain impacts on the CP patient’s ability to maintain their general activities of daily living. 
user
This is no advice
assistant