Table 7.

Multivariate analysis between the ileal digestibility coefficients of broiler chickens at d 42 and the intake of digestible nutrients during the finisher period with body weight gain (BWG)¹.

Item	Dry matter dig.	Ash dig.	Organic matter dig.	Protein dig.	Energy dig.	Intake of dig. dry matter	Intake of dig. Ash	Intake of dig. organic matter	Intake of dig. Protein	Intake of dig. Energy	BWG 0 to 42 d
Dry matter dig.	1.000∗
Ash dig.	0.619∗	1.000∗
Organic matter dig.	0.997∗	0.558∗	1.000∗
Protein dig.	0.782∗	0.648∗	0.761∗	1.000∗
Energy dig.	0.856∗	0.548∗	0.854∗	0.718∗	1.000∗
Intake of dig. dry matter	0.312∗	0.017	0.329∗	0.089	0.290	1.000∗
Intake of dig. ash	0.514∗	0.905∗	0.456∗	0.503∗	0.467∗	0.377∗	1.000∗
Intake of dig. organic matter	0.288	−0.033	0.308∗	0.062	0.269	0.999∗	0.329∗	1.000∗
Intake of dig. protein	0.177	0.035	0.184	0.256	0.210	0.911∗	0.397∗	0.906∗	1.000∗
Intake of dig. energy	0.285	0.021	0.301∗	0.110	0.437∗	0.943∗	0.362∗	0.942∗	0.887∗	1.000∗
BWG (0 to 42 d)	−0.317∗	−0.371∗	−0.300∗	−0.392∗	−0.287	0.688∗	−0.001	0.702∗	0.666∗	0.630∗	1.000∗

∗P < 0.05.

¹Correlation coefficients between the overall BWG (0 to 42 d), the nutrient and energy utilisation percentages measured at 42 d of age and the intake of digestible nutrients and energy measured for the finisher period (29 to 42 d).