This article suggests that while errors increase with the age of the practitioner, mortality does not. The difference is more likely to result from differences

This article suggests that while errors increase with the age of the practitioner, mortality does not. The difference is more likely to result from differences in training. There is also a lot of variation between individuals, with some older doctors far outperforming their younger counterparts. https://www.healthline.com/health-news/should-doctors-age-matter https://www.healthline.com/health-news/should-doctors-age-ma...