Table 1. The induction and duration of TI response in each chicken breed/strain.

Strains	n	Induction/attempts	Induction	TI duration
NG5	32	51/192 (0.27)	4.4	99.4	±	15.8
NG7	39	45/234 (0.19)	4.6	114.2	±	22.5
WL	39	82/234 (0.35)	2.7	74.8	±	10.2

Note: Standard error of the mean (SEM) are shown with the time until righting (sec).