Table 5.

Shedding patterns of 10 individual mallards on 3–14 occasions (0, RT-PCR negative; 1, RT-PCR positive; X, not sampled).

bird	sampling
	1	2	3	4	5	6	7	8	9	10	11	12	13	14
1	0	0	0	H7N7	1	H7N7	0	0	0	X	x	X	x	x
2	0	0	0	1	H7N7	0	H7N7	0	X	X	x	X	x	x
3	0	0	0	0	0	1	0	H7N7	0	H7N7	0	0	0	x
4	H7N7	H7N7	0	0	X	X	x	x	X	X	x	X	x	x
5	H6N8	H6N8	0	0	X	X	x	x	x	X	x	x	x	x
6	0	H6N2	0	H6N2	1	0	x	x	x	X	x	x	x	x
7	1	H6N2	H6N2	0	X	X	x	x	x	X	x	x	x	x
8	0	H6N2	H6N2	x	X	X	x	x	x	X	x	x	x	x
9	0	0	H1N1	H1N1	x	x	x	x	x	X	x	x	x	x
10	0	0	1	0	H6N2	H6N2	H6N2	0	0	0	1	0	0	0