Table 1 Plasma insulin levels for each individual horse before, 60 min and 90 min after initiation of the oral sugar test (OST) for treatment (exenatide) and control (no treatment) periods

Control period OST

Plasma Insulin [µU/ml]

Horse

0 min

60 min

90 min

 1

27.4

^*

80.9

^*

52.3

^*

 2

25.3

^*

86.8

^*

65.3

^*

 3

12.9

29.3

27.1

 4

22.8

^*

78.9

^*

75.9

^*

 5

12.8

97.6

^*

88.5

^*

 6

6.4

30.2

29.0

Treatment period OST

Plasma Insulin [µU/ml]

Horse

0 min

60 min

90 min

 1

21.9

^*

42.7

38.5

 2

27.9

^*

19.6

29.2

 3

9.0

23.4

14.5

 4

28.7

^*

30.2

33.8

 5

16.3

41.5

25.9

 6

7.6

17.5

14.0