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. 2017 Jul 31;11(7):e0005761. doi: 10.1371/journal.pntd.0005761

Table 6. Multivariable linear regression model for the prediction of geometric mean titer after primary rabies vaccination.

Parameter Parameter Estimate t Value Pr > t
Time from Vaccine Administration to Titer Check
≤ 3 days -2.66 -12.48 <0.01
4 to ≤ 7 days -0.29 -1.69 0.09
8 to ≤ 14 days 0.13 1.42 0.15
15 to ≤ 30 days referent group
31 to ≤ 90 days -0.52 -11.74 <0.01
91 to ≤ 180 days -1.31 -25.3 <0.01
180 to ≤ 270 days -1.39 -18.7 <0.01
≥ 270 days -1.41 -3.08 <0.01
Timing of Vaccine Administration
Early 0.13 1.36 0.17
On Time referent group
Late 0.26 6.57 <0.01
Sex
Male Variable removed due to lack of significance in model
Female
Unspecified
Type of Dog
Mixed Breed Variable removed due to lack of significance in model
Pure Breed
Dog Size
Toy 0.18 3.36 <0.01
Small referent group
Medium -0.02 -0.33 0.74
Large -0.19 -3.47 <0.01
Giant -0.15 -1.43 0.15
Unspecified 0.05 0.86 0.39
Intercept
Intercept 3.00 53.54 <0.01

Model degrees of freedom: 14

F Value 79.00 (p<0.01)

R-square: 0.12