Table 4.
Postprandial plasma catechin concentrations in response to test meals at baseline and at 1 and 2 hours following test meals 1
|
Catechins |
Control (n = 6) |
Walnut (n = 6) |
|
||
|---|---|---|---|---|---|
| LS Mean | 95% CI | LS Mean | 95% CI | P value | |
| Gallocatechin gallate GCG, ng/ml |
|
|
|
|
|
| Baseline |
0.40 |
0.08, 1.90 |
0.21 |
0.04, 0.99 |
0.99 |
| 1 hour |
0.50 |
0.11, 2.39 |
4.63 |
0.97, 22.07 |
0.02 |
| 2 hour |
0.41 |
0.07, 1.95 |
1.33 |
0.28, 6.32 |
0.40 |
| Epicatechin gallate ECG, ng/ml |
|
|
|
|
|
| Baseline |
1.39 |
0.28, 6.85 |
1.21 |
0.24, 5.97 |
0.64 |
| 1 hour |
0.25 |
0.05, 1.25 |
12.77 |
2.58, 63.14 |
0.01 |
| 2 hour |
0.33 |
0.07, 1.65 |
6.18 |
1.25, 30.55 |
0.31 |
| Epigallocatechin gallate, EGCG, ng/ml |
|
|
|
|
|
| Baseline |
0.93 |
0.15, 5.81 |
6.79 |
1.09, 42.24 |
0.99 |
| 1 hour |
0.30 |
0.05, 1.89 |
108.60 |
17.45, 675.87 |
0.04 |
| 2 hour |
1.72 |
0.28, 10.69 |
26.60 |
4.27, 165.55 |
0.15 |
| Total catechins, ng/ml |
|
|
|
|
|
| Baseline |
9.06 |
1.84, 44.64 |
9.34 |
1.90, 45.99 |
0.99 |
| 1 hour |
1.71 |
0.35, 8.43 |
132.95 |
26.99, 655.04 |
0.02 |
| 2 hour | 4.71 | 0.96, 23.20 | 43.50 | 8.83, 214.33 | 0.87 |
1Values are least square means and 95% confidence intervals. A mixed model approach was used to compare concentrations between test meals adjusting for period effect and treating subjects nested within a sequence as random effects.