It's worse than a few points, Chris Hannemann did a couple tests with the same drop of blood across multiple meters, and the results varied quite wildly across

It's worse than a few points, Chris Hannemann did a couple tests with the same drop of blood across multiple meters, and the results varied quite wildly across them. https://medium.com/@chrishannemann/a-craftsman-blames-his-tools-blood-glucose-meter-accuracy-long-term-diabetes-control-9caac073dae9 https://medium.com/@chrishannemann/a-craftsman-blames-his-to... https://medium.com/@chrishannemann/measure-seventy-five-times-cut-once-further-blood-glucose-meter-testing-9e769a853710 https://medium.com/@chrishannemann/measure-seventy-five-time...