Table 3

Meta-regression of the extent of influence value stratified by study-level characteristics

FactorEstimate95 CI% of estimateP value
LowerUpper
Academic interests
Country−0.2314−1.15750.69460.6302
 Survey years0.3811−0.35801.12020.2711
 Specialty−0.4892−1.53450.55620.4008
 Sample size0.2362−0.54881.02120.6537
Competencies
Country0.6946−1.14610.89380.8376
 Survey years−1.0418−2.09500.01140.0151
 Specialty0.0904−1.57861.75940.9398
 Sample size−0.5720−1.86060.71660.5823
Controllable lifestyle or flexible work schedule
Country−0.1261−1.14610.89380.9614
 Survey years−0.0001−0.40520.40510.9822
 Specialty−0.8989−1.4979−0.30000.0035
 Sample size−0.0518−0.43960.33610.7203
Patient service orientation
Country−0.6238−1.31180.06420.0833
 Survey years−0.0414−0.69120.60830.8524
 Specialty−1.5982−2.5227−0.67370.0010
 Sample size−0.1157−0.74730.51590.6358
Medical teachers or mentors
Country0.73950.31171.16740.0007
 Survey years0.1133−0.35800.58450.6376
 Specialty0.0605−0.44410.56520.8141
 Sample size−0.1202−0.55670.31630.5894
Career opportunities
Country0.1075−0.70300.91790.5828
 Survey years0.3284−0.39131.04800.7546
 Specialty−0.9292−1.8015−0.05700.0077
 Sample size0.36540.11561.54780.0081
Workload or working hours
Country−0.4535−1.50860.60160.3981
 Survey years0.4624−0.54171.46650.3922
 Specialty−0.9878−2.17270.19720.1070
 Sample size0.0982−0.85891.05530.8205
Income
Country0.1058−0.46650.67810.7390
 Survey years0.0999−0.43790.63770.8774
 Specialty−0.6457−1.32670.03520.0480
 Sample size0.0523−0.48260.58720.6786
Length of training
Country−0.1559−1.27820.96640.7854
 Survey years−0.2158−1.40890.97720.7229
 Specialty0.3959−0.95851.75020.5667
 Sample size0.1565−0.66310.97610.7082
Prestige
Country−0.3346−1.07990.41060.3485
 Survey years−0.4513−1.13780.23520.0950
 Specialty−1.0112−1.8980−0.12440.0172
 Sample size0.0355−0.60130.67230.5214
Advice from others
Country−0.0097−0.07220.05290.9328
 Survey years−0.0861−0.1471−0.02510.0057
 Specialty−0.2017−0.2790−0.1244<0.0001
 Sample size0.21250.13090.2941<0.0001
Student debt
Country2.78532.05443.51620.0001
 Survey years−0.1567−0.67070.35730.5502
 Sample size−0.5248−1.0108−0.03880.0343