Table 2

Meta-analyses of the factors influencing medical students’ choice of subspecialty

FactorNo. of studiesTotal no. of participantsEOI value (%)95 CI% of extent of influence valueCochran’s QI2 (%)τ2 P value
LowerUpper
Academic interests3882 36675.2966.9382.1114 719.7699.701.60<0.0001
Competencies1776 51555.1533.6374.9023 572.7499.903.44<0.0001
Controllable lifestyle or flexible work schedule441 01 00153.0047.9058.038624.4699.500.45<0.0001
Patient service orientation3746 57250.0444.6555.432668.7998.700.41<0.0001
Medical teachers or mentors3285 07146.9337.7756.3015 216.3299.801.14<0.0001
Career opportunities3881 92344.0032.2648.7813 553.2099.701.15<0.0001
Workload or working hours2022 05137.9929.5947.19584.8198.300.69<0.0001
Income501 09 79134.7028.3641.6216 952.4899.701.09<0.0001
Length of training1842 04632.3027.6137.37917.2198.100.20<0.0001
Prestige2630 62931.1726.3237.691464.6798.300.52<0.0001
Advice from others1882 69228.2422.2634.237679.7399.800.02<0.0001
Student debt838 91715.3310.9621.03574.8198.800.27<0.0001