Effect of age on heart rate, blood lactate concentration, packed cell volume and hemoglobin to exercise in Jeju crossbreed horses

Table 2 Effect of age on hematological parameters in field test of endurance horses

Items	Group	Experimental conditions (M ± SD)				Sig.
Items	Group	T0	T1	T2	T3	Sig.
Packed Cell Volume	G1	39.40^Aa ± 4.51	50.40^Aa ± 3.65	46.20^Aa ± 5.89	43.60^Aa ± 8.91	NS
	G2	39.71^Aa ± 6.13	56.14^Ab ± 10.12	51.00^Aa ± 9.38	41.57^Aa ± 8.14	**
	G3	43.29^Aa ± 2.75	54.71^Ab ± 5.74	48.29^Aa ± 9.86	41.85^Aa ± 5.05	**
Hemo-globin	G1	12.06^Aa ± 2.43	24.60^Aa ± 6.29	23.58^Aa ± 7.72	20.82^Aa ± 10.38	NS
	G2	10.14^Aa ± 1.02	19.26^Ab ± 6.06	21.49^Ab ± 5.35	21.40^Ab ± 7.17	**
	G3	12.50^Aa ± 2.59	23.43^Ab ± 6.08	25.87^Ab ± 6.41	25.70^Ab ± 6.61	***

Means ± standard deviation, Levels of significance: NS, not significant; **P < 0.1; ***P < 0.001
T0 = before exercise; T1 = shortly after exercise; T2 = after 15 min exercise; T3 = after 30 min exercise; G1 = 3–4 years of age; G2 = 6–7 years of age; G3 = 8–9 years of age
^A,BMeans with different superscripts in the same column significantly different (P < 0.05)
^a,bMeans with different superscripts in the same row significantly different (P < 0.05)

ISSN: 2055-0391