Table 6.

Characterization of serum metabolites in native chickens with high, medium, and low RFI

Items	RFI groups			SEM1	P-value
	High	Medium	Low
No. of birds	10	10	10
TP, g/L	47.06	46.93	47.37	1.27	0.990
Urea, mmol/L	1.45	1.35	1.40	0.02	0.157
UA, mmol/L	246.40	234.50	225.70	11.83	0.775
GLU, mmol/L	5.67a	11.5c	8.95b	0.62	< 0.001
TCH, mmol/L	4.04	3.76	4.17	0.13	0.431
TG, mmol/L	1.74ab	1.45a	2.08b	0.13	0.134
HDL-C, mmol/L	1.83	1.91	2.04	0.05	0.326
LDL-C, mmol/L	1.56a	1.24b	1.24b	0.06	0.025
FFA, mmol/L	0.78	0.79	0.76	0.06	0.977
CK, U/L	4,691.60	4,438.80	4,269.90	109.73	0.297

¹SEM, pooled standard error of mean.

^a–cMeans within a row with different superscripts letters were significantly different (P < 0.05).