Table 2 Descriptive statistics in winter months (November—March) of variables used in Poisson regression models

Rural Northern Mountains

TM

Daily death number/10⁶ people

19.7

9.5

0.0

67.0

2,118

T_min

º C

1.2

3.3

− 10.4

11.5

2,118

T_cold

º C

0.3

1.0

0.0

8.4

346

Rural Centre

TM

Daily death number/10⁶ people

9.8

5.7

0.0

32.3

2,118

T_min

º C

2.4

3.6

− 9.4

13.1

2,118

T_cold

º C

0.2

0.7

0.0

7.4

237

Urban Metropolitan Centre

TM

Daily death number/10⁶ people

20.0

2.8

11.3

32.8

2,118

T_min

º C

2.4

3.6

− 9.4

13.1

2,118

T_cold

º C

0.6

1.3

0.0

9.4

585

Southern Rural

TM

Daily death number/10⁶ people

14.7

7.8

0.0

57.7

2,118

T_min

º C

1.5

3.8

− 9.8

13.3

2,118

T_cold

º C

0.4

1.0

0.0

7.8

374

All groups

Flu

Weekly cases number/10⁵ people

66.3

70.0

2.2

412.5

2,118