Table 4.
Incremental AUC analysis for glucose and insulin
(Mean values and standard deviations, n 16)
| MCON | BEET | GLUC | ||||
|---|---|---|---|---|---|---|
| Time (min) | Mean | sd | Mean | sd | Mean | sd |
| Glycaemic response | ||||||
| 5 | 2·7 | 1·9 | 1·4 | 1·3* | 1·3 | 1·5 |
| 15 | 15·4 | 7·0 | 10·7 | 5·7 | 14·1 | 7·4 |
| 30 | 28·3 | 15·9 | 22·0 | 10·0† | 33·9 | 12·8 |
| 45 | 15·5† | 14·6 | 13·5 | 10·2† | 28·7 | 17·8* |
| 60 | 3·4† | 8·3 | 5·6 | 7·2† | 17·9 | 13·7* |
| 90 | 1·6† | 3·9 | 3·9 | 6·7† | 16·8 | 16·3* |
| 120 | 0·7 | 1·9 | 1·6 | 3·7† | 3·6 | 5·7 |
| 150 | 1·4 | 2·3 | 1·3 | 2·5† | 0·2 | 0·5 |
| Total | 69 | 44 | 60 | 33 | 116 | 60 |
| Insulin response | ||||||
| 5 | 63 | 57 | 35 | 27 | 37 | 34 |
| 15 | 354† | 207 | 227 | 144* | 222 | 133 |
| 30 | 635† | 334 | 444 | 346 | 465 | 349 |
| 45 | 397 | 292 | 313 | 268 | 408 | 369 |
| 60 | 166 | 116 | 173 | 148 | 253 | 227 |
| 90 | 82 | 108 | 170 | 177 | 216 | 289 |
| 120 | 8 | 21 | 43 | 94* | 55 | 119 |
| 150 | 5 | 19 | 4 | 14 | 5 | 13 |
| Total | 1694 | 842 | 1409 | 959 | 1661 | 1109 |
MCON, matched control beverage; BEET, beetroot beverage; GLUC, glucose beverage.
* Mean value was significantly different from that of the MCON condition (P < 0·05).
† Mean value was significantly different from that of the GLUC condition (P < 0·05).