Temperature effects on incidence of surgery for acute type A aortic dissection in the Nordics

Figures & data

Table 1. Yearly median ATAADs and interquartile range (IQR) and temperature distributions for the daily mean temperature for the included cities.

City	Yearly number of ATAADs	Temperature °C (daily mean)
	Median (IQR)	Min	5^th/95^th percentile	Max
DENMARK
Aarhus	15 (10–22)	−6.8	0.6/23.5	33.4
Copenhagen	44 (31–51)	−6.8	0.5/24.3	33.9
FINLAND
Helsinki	22 (19–25)	−20.7	−4.8/23.6	33.2
Tampere	9 (5–11)	−23.8	−6.9/24.5	32.5
Turku	7 (5–10)	−20.9	−4.5/25.3	33.6
ICELAND
Reykjavik	3 (2–4)	−10.2	−1.0/15.6	24.0
SWEDEN
Göteborg	33 (30–35)	−10.1	−0.1/25.4	34.1
Lund	24 (22–28)	−8.9	0.2/26.2	34.4
Stockholm	29 (25–32)	−13.7	−2.2/25.2	31.9
Örebro	11 (9–14)	−16.9	−2.7/25.5	33.9

ATAAD: Acute Type A Aortic Dissection; IQR: Interquartile Range.

Figure 1. Pooled and city-specific estimates of the cumulative relative risks (RR) of ATAAD over 21 lags with 95% confidence intervals (grey area) in relation to daily mean temperature.