TABLE 6.

Association between the detection of microsporidian infection in Spanish honeybee samples and the signs observed in hives

PCR resultNo. in depopulation groupNo. in asymptomatic groupTotalRelative risk95% confidence intervalP
N. apis + N. ceranae101115.823.20-10.590.0000
N. ceranae448525.423.03-9.680.0000
N. apis216180.710.17-2.920.4869
Negative105464
Total6679145