Table 2. Records of the different statistical tests performed from four different crossed variables (sampling A).

	Queen age	Ovary coloration	Egg-laying deficiency	DWV titre
Queen age	-	-	-	-
Ovary coloration	Pearson X2 = 5.95 P = 0.051	-	-	-
Egg-laying deficiency	Pearson X2 = 49.97 P<0.001	Pearson X2 = 0.12 P = 0.732	-	-
DWV titre	Kruskal-Wallis: 6.39 P = 0.094	Kruskal-Wallis: 5.09 P = 0.165	Mann-Whitney U: 2.63 P = 0.067	-

Data were considered as significant if P<0.05.