tokens: The strictness of this viewpoint on using RRs is perceived when looking at the factor scores of three distinguishing statements : " Rapid reviews should only be conducted when the alternate option is the use of no evidence to inform a decision " [ S40 : -2 , -2 , 0 * , -2 ] , " Using rapid reviews to inform decisions is better than using no evidence at all " [ S18 : +2 , +2 , -1 * , +2]. Despite the strong concern about RRs , a participant loaded on this factor commented that " Rapid reviews can still be valuable in some contexts " when asked why s / he ranked the statement " Rapid reviews are ' quick and dirty ' systematic reviews " ( S12 ) with a -3 score .