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Table 1 Average values of daily mortality, daily maximum temperature (Tmax) of the summer months; rate of change in minimum mortality temperatures (MMT) and threshold temperatures (Tthreshold) by region during the 1983–2018 period

From: Evolution of the threshold temperature definition of a heat wave vs. evolution of the minimum mortality temperature: a case study in Spain during the 1983–2018 period

Region (capital of region)

Mortality rate 1983–2018

Tmax (℃) summer 1983–2018

MMT trend (ºC/decade)

Tthreshold trend (℃/decade)

Pearson correlation

Alicante

2.09

29.6

0.69**

0.51

0.629*

Asturias (Oviedo)

2.89

22.4

0.33

1.01*

0.018

Barcelona

2.14

27.1

0.45*

0.87**

0.628**

Badajoz

2.49

33.0

0.65*

−0.25

−0.142

Bizkaia (Bilbao)

2.23

25.0

0.20

1.32*

0.342

Madrid

1.76

29.9

0.60*

1.08**

0.406

Orense

3.22

29.3

0.66*

1.05

−0.330

Sevilla

2.06

34.1

1.14**

0.93**

0.419

Valladolid

2.09

27.0

−0.80

0.98

−0.476

Zaragoza

2.50

30.5

0.62*

1.29*

0.573*

  1. Pearson correlation coefficients of the bivariate correlations obtained from the series of annual values of Tthreshold and MMT. *Significance p < 0.05; ** Significance p < 0.01