Table 2

Jugular vein hematocrit, plasma glucose and protein concentrations, and PO2 at rest and during recovery from a Competition Exercise Test, after horses were either given 1) an oral sodium acetate/acetic acid solution followed by a typical feeding protocol (NAA trial), or 2) a typical feeding protocol alone (Control trial)
Time (min)
 Hct
 [Glucose]
 [PP]
 PO2

NAA
 Control
 NAA
 Control
 NAA
 Control
 NAA
 Control
Pre-Ex
 37.1 ± 0.6
 37.3 ± 0.7
 4.7 ± 0.1
 4.7 ± 0.1
 6.1 ± 0.1
 6.2 ± 0.1
 59.4 ± 7.9
 69.6 ± 13.9
End Ex
 49.4 ± 0.5*
 50.2 ± 0.7*
 5.6 ± 0.2*
 5.2 ± 0.3*
 7.2 ± 0.1*
 7.2 ± 0.2*
 128.8 ± 7.6*
 150.2 ± 11.5*
0'
 39.7 ± 0.6
 39.2 ± 0.6*
 5.2 ± 0.2*
 5.2 ± 0.1*
 6.8 ± 0.1*
 6.7 ± 0.2*
 75.4 ± 11.6
 77.9 ± 9.2
20'
 40.3 ± 0.8*
 38.7 ± 0.6*
 5.5 ± 0.2*
 5.5 ± 0.1*
 7.0 ± 0.2*
 6.9 ± 0.2*
 93.9 ± 21.*
 38.3 ± 2.1*
40'
 41.1 ± 1.1*
 38.2 ± 0.7
 5.9 ± 0.1*
 6.6 ± 0.1*
 7.2 ± 0.2*
 6.9 ± 0.2*
 71.5 ± 14.3
 45.2 ± 6.7*
60'
 41.9 ± 0.7*
 38.2 ± 0.8
 6.1 ± 0.2*
 7.1 ± 0.2*
 7.2 ± 0.2*
 6.8 ± 0.2*
 41.8 ± 3.4
 47.6 ± 11.0*
80'
 41.3 ± 0.6*
6.5 ± 0.3*
7.1 ± 0.1*
43.5 ± 3.2
100'
 41.1 ± 0.7*
6.8 ± 0.3*
7.0 ± 0.2*
51.4 ± 11.9
120'
 40.9 ± 0.8*
 37.5 ± 1.3
 6.8 ± 0.4*
 6.9 ± 0.4*
 7.0 ± 0.2*
 6.5 ± 0.2*
 38.6 ± 1.6
 75.2 ± 19.9
140'
 40.7 ± 0.8*
6.6 ± 0.4*
6.9 ± 0.2*
44.2 ± 3.6
180'
 39.3 ± 0.5
 37.8 ± 0.9
 6.2 ± 0.3*
 6.0 ± 0.3
 6.7 ± 0.1*
 6.4 ± 0.2
 50.6 ± 10.5
 56.1 ± 2.5
210'
 39.0 ± 0.3
5.9 ± 0.2*
6.5 ± 0.1*
44.1 ± 5.6
240'
 40.1 ± 0.8*
 41.0 ± 1.2*
 6.2 ± 0.3*
 5.3 ± 0.1*
 6.4 ± 0.1*
 6.4 ± 0.1*
 60.5 ± 8.6
 48.8 ± 4.0*
300'
 37.2 ± 0.8
 36.2 ± 0.7
 6.0 ± 0.3*
 5.3 ± 0.1*
 6.2 ± 0.2
 6.2 ± 0.2
 68.2 ± 14.8
 50.4 ± 7.3
360'
 36.8 ± 0.9
 36.8 ± 0.4
 5.8 ± 0.2*
 5.3 ± 0.2*
 5.9 ± 0.2
 6.2 ± 0.2
 75.0 ± 12.3
 65.5 ± 10.2
420'
 36.0 ± 1.0
 37.5 ± 0.4
 5.5 ± 0.2*
 5.0 ± 0.2
 5.9 ± 0.2
 6.3 ± 0.2
 39.6 ± 3.2
 46.7 ± 7.1
480'
 36.8 ± 1.0
 38.2 ± 0.2
 5.6 ± 0.2*
 5.0 ± 0.1
 5.8 ± 0.2
 6.5 ± 0.1*
 46.3 ± 3.8
 49.6 ± 5.6
24 h
 40.7 ± 1.1*
 41.0 ± 0.4*
 5.5 ± 0.2*
 4.9 ± 0.1
 5.9 ± 0.2
 6.4 ± 0.1
 80.2 ± 18.9
 124.2 ± 34.1*

Hct = hematocrit, [PP] = [plasma protein]. Values are mean ± SE, with [Glucose] in mmol/l, Hct in %, [PP] in g/dl and pO2 in mmHg. * Significantly different (P < 0.05) from pre-exercise time point.

Waller and Lindinger Acta Veterinaria Scandinavica 2007 49:38   doi:10.1186/1751-0147-49-38