The CDC study does have methodological problems, but there's also been prior research that suggests similar effects (in more severely ill patients), as well as

The CDC study does have methodological problems, but there's also been prior research that suggests similar effects (in more severely ill patients), as well as observing destruction of insulin-creating pancreas cells by COVID19. Here's a meta-analysis of 8 studies on the topic, with similar conclusions, done across China, Italy, and the U.S.: https://dom-pubs.onlinelibrary.wiley.com/doi/10.1111/dom.14269 https://dom-pubs.onlinelibrary.wiley.com/doi/10.1111/dom.142...