Pooled medians for the treatment interval as a function of country socioeconomic indicators.

Note: k = number of studies/estimates; N = number of patients; med = pooled median; LLCI and ULCI = lower level and upper level confidence interval, respectively; Difference = pooled median for high-income countries minus pooled median for lower-income countries; Breast cancer excludes pregnancy-associated breast cancer; p = p-value from a moderator test in a random-effects model, *2 = percentage of variance in the outcome explained by the moderator. When k = 1, the median from the single located study is reported. (XLSX)