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Table 3 Flea co-infection rates on the main hosts and Fager index for the most common flea associations

From: Patterns of flea infestation in rodents and insectivores from intensified agro-ecosystems, Northwest Spain

Host Flea species per host Fager index
Prevalence% [n host] [n host]
1 2 3 CAG-LT CAG-NF LT-NF
M. arvalis 61.2 [534] 37.2 [324] 1.6 [14] 0.046 [13] 0.538 [318] 0.063 [21]
 Male 64.1 [270] 34.0 [143] 1.9 [8] 0.060 [8] 0.498 [139] 0.098 [16]
 Female 58.5 [264] 40.1 [181] 1.3 [6] 0.029 [5] 0.574 [179] 0.029 [5]
A. sylvaticus 65.1 [155] 28.7 [68] 5.9 [14] 0.242 [26] 0.346 [33] 0.391 [50]
 Male 60.2 [97] 31.7 [51] 8.1 [13] 0.273 [22] 0.424 [28] 0.442 [40]
 Female 76.3 [58] 22.4 [17] 1.3 [1] 0.148 [4] 0.169 [5] 0.267 [10]
M. spretus 86.7 [39] 13.3 [6] 0 0.069 [1] 0.063 [1] 0.205 [4]
 Male 83.3 [30] 16.7 [6] 0 0.083 [1] 0.077 [1] 0.250 [4]
 Female 100.0 [9] 0 0 0 0 0
C. russula 83.3 [5] 16.7 [1] 0 0 0.286 [1] 0
 Male 75.0 [3] 25.0 [1] 0 0 0.400 [1] 0
 Female 100.0 [2] 0 0 0 0 0
  1. 1, one flea species; 2, two co-occurrence flea species; 3, three co-occurrence flea species. For flea species abbreviation (CAG, LT, NF) see Fig. 1