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Table 1 DT and persistence curves of infectious ASFV on several fomites at environmental temperatures

From: Persistence of African swine fever virus on porous and non-porous fomites at environmental temperatures

Fomite

Temp. (°C)

DT (day)a

Inactivation curveb

gof c

p value

r2

RMSE

Non-porous

 Glass

25

1.42 ± 0.05

log Nt = − 0.69t + 6.42

0.74

1.20

 < 0.001

33

0.72 ± 0.10

log Nt = − 0.65t + 3.95

0.65

1.41

 < 0.001

42

0.23 ± 0.05

log Nt = − 4.40t + 7.03

0.85

0.36

 < 0.001

 Metal

25

1.90 ± 0.10

log Nt = − 0.51t + 2.93

0.66

1.08

 < 0.001

33

1.32 ± 0.53

log Nt = − 0.33t + 3.05

0.43

1.11

0.02

42

0.14 ± 0.02

log Nt = − 7.20t + 6.63

0.91

0.43

 < 0.001

Porous

 Rubber

25

1.54 ± 0.04

log Nt = − 0.67t + 5.80

0.61

1.58

 < 0.001

33

1.08 ± 0.01

log Nt = − 0.35t + 3.76

0.58

0.87

 < 0.001

42

0.23 ± 0.04

log Nt = − 4.40t + 6.70

0.79

0.43

 < 0.001

 Paper

25

2.42 ± 0.28

log Nt = − 0.42t + 2.28

0.48

1.26

0.01

33

1.94 ± 0.01

log Nt = − 0.17t + 0.92

0.32

0.69

0.04

42

0.07 ± 0.01

log Nt = − 14.39t + 6.84

0.87

1.04

 < 0.001

  1. aMean ± S.D
  2. bASFV titer (log Nt) at incubation time t (day)
  3. cgoodness-of-fit