Fig. 1From: The association between health professionals’ international experience and the academic output of their students in Harbin, ChinaTotal IF and number of papers of returning professionals’ students and resident professionals’ students during their PhD. a Total IF of returning professionals’ students and resident professionals’ students. b Number of papers of returning professionals’ students and resident professionals’ students. Group A/A1/A2: returning professionals’ students; Group B/B1/B2: resident professionals’ students. For 3 paired samples (Group A and Group B, Group A1 and Group B1 and Group A2 and Group B2) statistical differences were found for total IF of papers (**P < 0.01, *P < 0.05) using a t -test. But for number of papers statistical differences (**P < 0.01, *P < 0.05) were only found for 2 paired samples (Group A and Group B and Group A1 and Group B1) using a t -testBack to article page