Repeated tapping

      Does repeated tapping(sampling)increase the risk of infection(Neurosurgery)? According to the uploaded picture(Checklist PRISMA) do the following please: 1) Revise the uploaded PTT(If There any needed editing’s) 2)-write about the Risk of bias within the studies in a paragraph and add figure to explain the finding -write about the Risk of bias across the studies in a paragraph and add figure to explain the finding such as *publication bias and selection bias* Results of individual studies: all outcomes considered (benefits or harms), present, for each study: (a) simple summary data for each intervention group (b) *effect estimates and confidence intervals*, ideally with a *forest plot*. Synthesis of result write about Present results of each meta-analysis done, including confidence intervals and measures of consistency for each of them -result presented in table or garph then take about it in paragraph with refer to them.