“…In the included studies, supporters were exclusively parents. Included studies in their totality spanned the cancer trajectory: at diagnosis (n = 10), 23,24,31,37,38,[43][44][45][46][47] on treatment (n = 5), 25,26,35,36,39 survivorship (n = 3), 32,41,50 end of life care (n = 4) 22,24,27,37 or were across multiple parts of the trajectory (n = 7). 28,30,33,34,40,42,48 Studies used predominantly qualitative methods (n = 23) but there were two mixed methods studies and four using quantitative methods (see Table 1).…”