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Table 2:

From: Summer eczema in exported Icelandic horses: influence of environmental and genetic factors

Risk factors/variables Information rate N n (%) p
Age 84,2     0,000
Age of export 79,4     0,200
Years from export 94,5     0,002
Gender 95,8     0,671
Geldings   99 34 (34)  
Mares   183 62 (34)  
Stallions   34 10 (29)  
Sire 100     0,696
0   123 43 (35)  
1   10 2 (20)  
2   19 5 (26)  
3   19 9 (50)  
4   10 3 (30)  
5   23 8 (35)  
6   10 8 (80)  
7   28 10 (36)  
8   8 3 (38)  
9   9 1 (11)  
10   4 1 (25)  
11   8 3 (38)  
12   14 6 (43)  
13   9 0 (0)  
14   13 2 (15)  
15   4 1 (25)  
16   5 2 (40)  
17   15 7 (47)  
Country of examination 100     0,182
Sweden   75 25 (33)  
Danmark   84 24 (29)  
Germany   171 65 (38)  
Culicoides inhabition 82,1     0,000
No   147 34 (23)  
Yes   124 57 (46)  
Housing 82,7     0,161
No   132 39 (30)  
Yes   141 53 (38)  
Cultivation of pasture 83.0     0,025
No   110 46 (42)  
Yes   164 47 (29)  
Moisture at pasture 82,1     0,000
No   156 37 (24)  
Yes   115 52 (45)  
Lee at pasture 82,1     0,000
No   94 17 (18)  
Yes   177 72 (41)  
Open water at pasture 82,4     0,01
No   143 38 (27)  
Yes   129 52 (40)