Table 9.

Effect of category on percentage of birds culled, found dead, and total mortality (raw means ± SE). The odds of having culls and birds found dead differed among categories (P < 0.05). The total mortality did not differ among categories. Odds ratios are described in the text.

Category	Strain	Culls, %	Found dead, %	Total mortality, %
CONV		0.85 ± 0.27	1.99 ± 0.55	2.84 ± 0.63
FAST		0.88 ± 0.21	1.65 ± 0.27	2.53 ± 0.39
MOD		0.80 ± 0.17	1.47 ± 0.31	2.27 ± 0.35
SLOW		0.43 ± 0.19	2.22 ± 0.33	2.65 ± 0.37
CONV	A1	0.57 ± 0.57	2.27 ± 0.93	2.84 ± 1.09
	B	1.33 ± 0.44	2.46 ± 0.95	3.79 ± 1.10
	C	0.38 ± 0.26	1.52 ± 0.58	1.89 ± 0.55
FAST	F	1.33 ± 0.52	1.70 ± 0.49	3.03 ± 0.64
	G	0.76 ± 0.43	1.14 ± 0.52	1.89 ± 0.88
	I	0.38 ± 0.26	1.70 ± 0.63	2.08 ± 0.81
	M	1.14 ± 0.43	2.27 ± 0.43	3.41 ± 0.74
MOD	E	1.33 ± 0.44	2.27 ± 0.88	3.60 ± 0.90
	H	0.76 ± 0.32	0.95 ± 0.44	1.70 ± 0.41
	O	0.76 ± 0.32	1.14 ± 0.59	1.89 ± 0.78
	S	0.38 ± 0.26	1.52 ± 0.43	1.89 ± 0.47
SLOW	D	0.19 ± 0.19	2.08 ± 0.71	2.27 ± 0.69
	J	0.19 ± 0.19	2.27 ± 0.56	2.46 ± 0.65
	K	0.76 ± 0.43	0.76 ± 0.32	1.52 ± 0.43
	N	0.57 ± 0.57	3.79 ± 0.70	4.36 ± 0.95
	T1	2.08 ± 2.08	1.04 ± 1.04	3.13 ± 3.13

¹Strains A and T were represented in few pens (4) and were therefore not included in statistical analyses for most variables. The data are included for descriptive purposes only.