highly significantp<0.00001
Subgroup difference The test for subgroup differences was highly significant (χ2=41.18, df=1, p<0.00001), with I2=97.6% for the difference between subgroups.
Subgroup difference The test for subgroup differences was highly significant (χ2=41.18, df=1, p<0.00001), with I2=97.6% for the difference between subgroups.