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Table 2 Descriptive statistics of variables related to the occurrence of dengue fever

From: Improving dengue fever predictions in Taiwan based on feature selection and random forests

 

Occurrence of dengue fever

p value

 

Yes (n = 531)

No (n = 264)

Variable

Mean

SD

Mean

SD

 

Temperature (°C)

26.22

4.06

22.83

4.20

< 0.0001***

UV index

6.68

2.60

5.96

2.03

< 0.0001***

Rainfall (mm)

9.76

36.15

3.62

13.25

0.0078**

Atmospheric pressure (hPa)

1010.50

6.03

1013.80

4.00

< 0.0001***

BI

3.72

2.89

2.45

2.00

< 0.0001***

HI

2.93

2.06

2.08

1.58

< 0.0001***

LI

41.84

54.02

28.28

26.75

< 0.0001***

PM10 (μg/m3)

60.30

30.31

73.87

29.32

< 0.0001***

PM2.5 (μg/m3)

27.38

17.67

36.64

19.66

< 0.0001***

Relative humidity (%)

74.19

6.33

71.91

6.40

< 0.0001***

Wind speed (m/s)

2.49

0.84

2.63

0.76

0.0291*

  1. Abbreviation: SD standard deviation, UV ultraviolet, BI Breteau Index, HI House Index, LI Larvae Index
  2. ***p < 0.001
  3. **p < 0.01
  4. *p < 0.05