Table 3 The effect of a 1 °C increase in diurnal temperature range on daily emergency room visits for acute upper respiratory tract infections (URI) in Seoul, Korea, 2009 to 2013

Total URI

02

<6.57

0.84

−2.79

4.61

0.6481

≥6.57

1.42

0.04

2.82

0.0401

Female

02

<6.57

0.56

−3.31

4.59

0.7746

≥6.57

1.54

0.07

3.03

0.0364

Male

02

<6.57

1.05

−2.50

4.74

0.5583

≥6.57

1.31

−0.05

2.69

0.0547

Age ≤ 5 years

02

<6.57

1.01

−2.07

4.18

0.5171

≥6.57

1.45

0.32

2.60

0.0103

Age 6–18 years

02

<6.57

−2.32

−8.19

3.93

0.45

6.57≤BP<11.03

6.01

2.45

9.69

0.0006

≥11.03

8.55

−0.50

18.42

0.0593

Age 19–64 years

07

<6.73

−2.13

−7.79

3.88

0.47

≥6.73

2.77

0.39

5.20

0.0195

Age ≥ 65 years

07

<6.73

2.48

−7.59

13.65

0.6357

≥6.73

1.66

−1.83

5.28

0.3449