"Of the 609 participants with PCC in 2021, 354 (58.1%) were successfully followed up in 2024.\n\nFigure 2 shows the transitions between PCC and recovery status over time. Most participants (274 [77.4%]) continued to meet criteria for PCC, whereas 80 (22.6%) had fully recovered. By 2024, 59 subjects had newly developed PCC. In total, 333 participants met PCC criteria, of whom 274 (82.3%) had persistent and 59 (17.7%) new-onset PCC.\n\nFig. 2\n\n\n\nTransitions in post-COVID-19 condition (PCC) status between the first (July–August 2021) and second (March–September 2024) follow-up surveys. PCC, post-COVID-19 condition. Transitions in post–COVID-19 condition (PCC) status between the first follow-up survey (July–August 2021) and the second follow-up survey (March–September 2024), illustrating persistent PCC, new-onset PCC, recovery, and loss to follow-up. Participants categorized as “Lost to follow-up” did not complete the second follow-up survey."