Pigs | Control | Experimental | p |
1 | 2.2 cm | 2.7 cm | <0.003 |
2 | 2 cm | 2.8 cm | |
3 | 1.6 cm | 2.3 cm | |
4 | 2.1 cm | 3 cm | |
Mean | 1.97 cm | 2.7 cm |