Recommendation 3.3	Quality of the evidence	Strength of recommendation
In patients undergoing surgery, we do not suggest any specific type of surgery or type of anaesthesia to reduce the incidence of POD.	Low Mei et al., 201860 Avidan et al., 201787 Brown et al., 202189 Li et al., 202290 Neuman et al., 202191 Vlisides et al., 201993 Li et al., 202194 Shin et al., 201595 Szwed et al., 202196	Weak