Table 1.

Season averages of weekly meteorological data, proportions of positive specimens and numbers of death

	Whole year		Autumn		Winter		Spring		Summer
Variables	Mean	(SD)	Mean	(SD)	Mean	(SD)	Mean	(SD)	Mean	(SD)
Temperature	23.7	(4.7)	25.6	(2.7)	17.6	(2.4)	22.9	(3.0)	28.6	(1.1)
Humidity	78.0	(7.8)	74.5	(8.3)	74.1	(8.9)	82.0	(5.2)	81.3	(3.9)
Virus isolation (%)
Influenza	10.1	(10.1)	2.0	(2.7)	13.2	(14.0)	13.0	(9.0)	12.0	(6.2)
RSV	8.8	(6.8)	8.7	(7.1)	3.0	(3.3)	10.6	(5.7)	12.8	(6.4)
Adenovirus	4.2	(3.4)	3.7	(2.9)	4.1	(2.7)	4.2	(3.9)	4.9	(3.8)
PIV-1	1.5	(2.6)	2.4	(3.4)	2.3	(3.2)	0.5	(0.8)	0.6	(1.2)
PIV-2	0.3	(0.6)	0.5	(0.7)	0.3	(0.5)	0.1	(0.4)	0.3	(0.5)
PIV-3	2.8	(2.1)	2.9	(2.5)	2.4	(1.9)	3.2	(2.0)	2.6	(2.0)
Mortality
All-cause
All ages	623.3	(65.1)	572.7	(38.6)	682.6	(59.4)	644.7	(58.2)	593.4	(34.2)
65+	468.5	(61.3)	420.0	(38.3)	524.6	(56.7)	488.0	(53.2)	441.3	(31.0)
CRD
All ages	278.4	(48.8)	238.8	(21.9)	321.5	(46.3)	296.5	(46.7)	256.8	(23.5)
65+	242.7	(45.0)	205.8	(20.9)	284.9	(41.4)	258.4	(41.9)	221.7	(19.9)
P&I
All ages	65.0	(15.8)	56.8	(13.4)	70.4	(15.4)	67.0	(15.6)	65.9	(15.4)
65+	59.5	(14.3)	52.2	(12.4)	64.8	(13.5)	61.1	(14.3)	59.9	(14.1)
COPD
All ages	40.7	(12.2)	30.4	(5.9)	47.2	(13.1)	47.3	(11.3)	38.1	(7.8)
65+	37.1	(11.3)	27.4	(5.6)	43.8	(11.9)	43.0	(10.6)	34.3	(6.9)
Cerebrovascular
All ages	61.9	(13.5)	55.0	(9.2)	72.2	(12.6)	66.0	(13.5)	54.5	(8.9)
65+	52.8	(12.6)	46.0	(8.6)	61.7	(11.7)	57.2	(12.6)	46.0	(8.6)
IHD
All ages	62.4	(13.9)	54.2	(8.5)	74.5	(14.3)	65.5	(13.0)	55.6	(7.6)
65+	53.6	(12.8)	46.0	(7.6)	65.7	(12.7)	55.8	(12.0)	47.0	(6.9)