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Fig. 4 | BMC Infectious Diseases

Fig. 4

From: Switch rates, time-to-switch, and switch patterns of antiretroviral therapy in people living with human immunodeficiency virus in Japan, in a hospital-claim database

Fig. 4

Time-to-switch of ART regimens by anchor drug class-based backbone type from 2011 to 2016 (n = 1613). ART: antiretroviral therapy, NNRTI: non-nucleoside reverse transcriptase inhibitor, PI: protease inhibitor, INSTI: integrase strand transfer inhibitor, ABC: abacavir, TDF: tenofovir disoproxil fumarate, CI: confidence interval. Entry inhibitor (EI) was excluded from the table as only one patient was prescribed the EI regimen. a Kaplan-Meier analysis; b Brookmeyer and Crowley method; c Greenwood method; d Log-rank test

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