Claim: Chronic kidney disease now affects nearly 800 million people and has become one of the world's leading causes of death

The claim that chronic kidney disease (CKD) affects nearly 800 million people and is a leading cause of death is mostly true. Research from various health organizations supports the figure of approximately 788 million affected individuals and identifies CKD as a significant global health issue. However, some sources, like the WHO, report lower estimates of 674 million, indicating a discrepancy in data sources and methodologies. Critics argue that these older estimates may not reflect the current burden accurately, but they do not fundamentally dispute the seriousness of CKD as a health concern. Overall, the evidence strongly supports the claim's validity, though some uncertainty remains regarding the exact figures reported by different organizations. The graders agree on direction, but vary in strength. Gemini comes in highest (95%), while OpenAI is lowest (80%). While the majority of recent studies indicate that chronic kidney disease affects around 788 million people and is a leading cause of death, some sources, such as the WHO, provide lower estimates of 674 million. This discrepancy arises from different methodologies and data sources used in these estimates. The WHO's figures are older and may not capture the latest trends in CKD prevalence. However, the general consensus remains that CKD is a significant global health issue, and the lower estimates do not negate the claim's overall validity. Thus, while there is some uncertainty regarding the exact numbers, the assertion about CKD's impact is largely supported by current evidence.