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. 2021 Jan 19;9(3):1530–1541. doi: 10.1002/fsn3.2126

TABLE 5.

Statistical mean (±SEM) of jejunum characteristics at the 42nd day of age in Ross 308 broilers affected by four different additive levels of green tea and two different durations of its usage*

Treatment Trait Jejunum weight (g) Relative weight of jejunum (%) Jejunum length (mm) Jejunum width (mm) Jejunum diameter (mm)
Use duration (day) 21 48.484a 1.758a 60.918a 8.013a 0.403a
42 46.688a 1.750a 63.497a 7.628a 0.393a
p .643 .954 .455 .347 .863
SEM (Standard Error of Mean) 2.686 0.093 2.382 0.281 0.040
Green tea powder level (%) 0.25 42.592a 1.585a 62.818ab 7.946ab 0.380a
0.50 52.027a 1.884a 69.333a 7.577b 0.392a
0.75 46.250a 1.662a 53.772b 6.757b 0.350a
1.00 49.477a 1.884a 62.907ab 9.003a 0.468a
p .357 .290 .037 .009 .525
SEM (Standard Error of Mean) 3.799 0.132 3.369 0.398 0.057
Duration (0 days) level (0%) 52.847a 1.837a 69.333a 9.457a 0.377a
Duration (21 days) level (0.25%) 44.227a 1.692a 61.970ab 7.813abc 0.357a
Duration (42 days) level (0.25%) 40.957a 1.479a 63.667a 8.080abc 0.403a
Duration (21 days) level (0.50%) 49.850a 1.740a 67.000a 8.160abc 0.413a
Duration (42 days) level (0.50%) 54.203a 2.027a 71.667a 6.993bc 0.370a
Duration (21 days) level (0.75%) 48.073a 1.704a 47.897b 6.527c 0.370a
Duration (42 days) level (0.75%) 44.427a 1.619a 59.647ab 6.987bc 0.330a
Duration (21 days) level (1.00%) 51.787a 1.895a 66.807a 9.553a 0.470a
Duration (42 days) level (1.00%) 47.167a 1.874a 59.007ab 8.453ab 0.467a
p .744 .630 .063 .010 .922
SEM (Standard Error of Mean) 5.585 0.186 4.623 0.554 0.079
*

Means (± standard error of means) within each column of dietary treatments with no common superscript differ significantly at p < .05.