From: Verifying the placement and length of feeding tubes in canine and feline neonates
 | In the oesophagus | In the stomach (between Cardia US and MAX US1) | Further away than MAX US1 | Further away than MAX US2 | Further away than MAX VISUAL |
---|---|---|---|---|---|
KITTENS (n = 28) | |||||
 BENT ¾ | 24 | 4 | 0 | 0 | 0 |
 STRAIGHT | 10 | 17 | 1 | 0 | 0 |
 BENT | 0 | 14 | 14 | 4 | 1 |
 NEMU | 0 | 0 | 28 | 26 | 13 |
 Formula Cardia: Ycardia=5.31+2.7*X | 16 | 12 | 0 | 0 | 0 |
 Formula stomach: Ystomach=6.31+2.73X | 0 | 15 | 13 | 3 | 0 |
PUPPIES (n = 25) | |||||
 BENT ¾ | 18 | 7 | 0 | 0 | 0 |
 STRAIGHT | 10 | 13 | 2 | 0 | 0 |
 BENT | 0 | 20 | 5 | 4 | 1 |
 NEMU | 0 | 2 | 23 | 23 | 21 |
 Formula Cardia: Ycardia=7+1.7*X | 13 | 12 | 0 | 0 | 0 |
 Formula stomach: Ystomach=6.31+2.73X | 0 | 14 | 11 | 1 | 0 |