
Figure 1
Infant fed in side-lying position.

Figure 2
Infant fed in semielevated position.

Figure 3
Measurements of the proportion of eaten food.

Figure 4
Average heart rate.

Figure 5
Average activity level of infants.

Figure 6
Mean levels of blood saturation.
Table 1
Cross table for infant position during feeding and choking episodes
| Choking episodes | Position | ||
|---|---|---|---|
| Semielevated | Side-lying | ||
| 0 | n | 12 | 29 |
| % | 29,3% | 70,7% | |
| (-3,7) | (3,7) | ||
| 1 | n | 18 | 13 |
| % | 58,1% | 41,9% | |
| (1,1) | (-1,1) | ||
| 2 | n | 12 | 0 |
| % | 100,0% | 0,0% | |
| (3,7) | (-3,7) | ||