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Table 1 Growth characteristics (average ± S.E.) of 10 % of the chickens with the lowest and highest residual feed intake rankings

From: Combination analysis of genome-wide association and transcriptome sequencing of residual feed intake in quality chickens

Traitsa Lowest 10 % Highest 10 % P-valueb
RFI during 44–83-d old (g) −17.40 (±0.45) 20.16 (±0.56) /
ADFI (g) 87.32 (±0.90) 126.10 (±1.18) <0.01
Body weight at 44-d old (g) 771.60 (±9.31) 770.62 (±10.78) 0.94
Body weight at 83-d old (g) 1832.92 (±16.07) 1858.03(±16.07) 0.35
ADG (g) 27.8 (±0.31) 27.98 (±0.46) 0.75
MBW (g) 1318.3 (±11.69) 1335.0 (±15.12) 0.38
FCR during 44–83-d old 3.31 (±0.03) 4.76 (±0.09) <0.01
  1. a RFI residual feed intake, ADFI average daily feed intake, ADG average daily gain, MBW mid-test body weight, FCR feed conversion rate
  2. b P-value obtained by t-test