. 2008 Feb 27;9:20. doi: 10.1186/1471-2156-9-20

Table 2.

Association of MR4 with chicken growth traits

Traits¹	P value	Least squares Mean ± S.D²

		CC (335)	CT (105)	TT (11)
SL at 63 days (mm)	0.0197	9.43 ± 0.14^ab	8.99 ± 0.22^a	10.00 ± 0.43^b
SL at 77 days (mm)	0.0333	88.56 ± 0.82^a	87.74 ± 1.34^a	94.22 ± 2.59^b
SD at 77 days (mm)	0.0065	9.90 ± 0.13^A	9.61 ± 0.21^A	10.81 ± 0.40^B
BW at 84 days (g)	0.0207	1463 ± 19.36^a	1436 ± 32.92^a	1667 ± 82.23^b
SL at 84 days (mm)	0.0346	88.28 ± 0.44^a	87.41 ± 0.74^a	92.13 ± 1.85^b

¹SL = shank length; SD = shank diameter; BW = body weight. ²Numbers in bracket referred to sample size for each genotype. ^a,bMeans within a row with no common superscript differ significantly (P < 0.05). ^A,BMeans within a row with no common superscript differ highly significantly (P < 0.01).