Fig. 2.

Gender comparison of outpatient appointments of rheumatology and immunology departments in the three provincial and ministerial hospitals from 2017 to 2020. SPH Shandong Provincial Hospital, QH of SDU Qilu Hospital of Shandong University, AH of SDUTCM Affiliated Hospital of Shandong University of Traditional Chinese Medicine. # Compared with the same hospital in 2018, x² = 11.5602, P = 0.0007; compared with the same hospital in 2019, x² = 8.0691, P = 0.0045; compared with the same hospital in 2020, x² = 7.19, P = 0.0073. ## Compared with the same hospital in 2018, x² = 5.3575, P = 0.0206; compared with the same hospital in 2019, x² = 9.6977, P = 0.0018. ### Compared with the same hospital in 2018, x² = 6.9567, P = 0.0084; compared with the same hospital in 2019, x² = 12.6933, P = 0.0004