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. 2020 Mar 13;10:4723. doi: 10.1038/s41598-020-61717-5

Figure 1.

Figure 1

Average admission per calendar month (a) and per month stratified into winter season (November-March) and non-winter season (April-October) (b) for acute type A aortic dissection at the University of Michigan Medical Center between 7/1996 and 4/2019 (n = 758). In yellow are months with average ambient air temperature <35 F and <50 F for lowest and highest daily temperature, and in blue are months with average ambient air temperature >35 F and >50 F for lowest and highest daily temperature.