Table 6.
Effects of dietary starch structure on serum insulin in weaned piglets (mean values with their standard errors) 1.
| Item | Treatments | p-Value | ||||||
|---|---|---|---|---|---|---|---|---|
| AR 2.902 | AR 1.46 | AR 0.68 | AR 0.31 | AR 0.14 | ANOVA | Linear | Quadratic | |
| INS F 3 (mIU/L) | 57.20 ± 4.96 a | 61.72 ± 3.98 a | 65.00 ± 1.95 a | 54.41 ± 3.07 a | 37.69 ± 3.61 b | <0.001 | 0.003 | <0.001 |
| INS 1h 4 (mIU/L) | 77.73 ± 4.01 b | 84.15 ± 1.43 ab | 89.82 ± 2.29 a | 66.25 ± 2.97 c | 69.27 ± 1.23 c | <0.001 | 0.009 | 0.001 |
| INS 2h (mIU/L) | 91.40 ± 6.19 b | 91.57 ± 2.12 b | 90.96 ± 2.32 b | 112.26 ± 1.88 a | 108.45 ± 3.53 a | <0.001 | <0.001 | 0.001 |
| INS 3h (mIU/L) | 54.62 ± 2.42 b | 64.72 ± 5.93 b | 66.49 ± 1.73 b | 100.59 ± 6.08 a | 104.73 ± 4.06 a | <0.001 | <0.001 | <0.001 |
| INS 4h (mIU/L) | 90.98 ± 3.12 ab | 83.26 ± 4.09 b | 85.29 ± 2.91 b | 80.31 ± 3.27 b | 100.33 ± 6.64 a | 0.020 | 0.385 | 0.015 |
| INS 5h (mIU/L) | 53.55 ± 3.83 b | 47.21 ± 0.46 b | 47.70 ± 5.59 b | 59.01 ± 3.03 ab | 69.83 ± 8.27 a | 0.026 | 0.092 | 0.022 |
1 a,b Mean values within a row with unlike superscript letters were significantly different (p < 0.05); 2 AR = amylose/amylopectin ratio; 3 INS F = serum fasting insulin concentration; 4 INS 1h-INS 5h: once per hour collected postprandial blood samples (n = 6).