highly significantP = .001
3.2.2 HR for PFS/RFS/DFS/DRS and subgroup analysis Highly significant heterogeneity ( I 2 = 74.8%, P = .001) was detected when 6 studies were adopted to pool HRs for PFS/RFS/DFS/DRS.
3.2.2 HR for PFS/RFS/DFS/DRS and subgroup analysis Highly significant heterogeneity ( I 2 = 74.8%, P = .001) was detected when 6 studies were adopted to pool HRs for PFS/RFS/DFS/DRS.