. 2022 Oct 8;2022:4171561. doi: 10.1155/2022/4171561

Table 2.

Comparison of VFSS scores between two groups.

VFSS	Group	Pretherapy	Posttherapy	95% confidence interval of the difference		P value
The oral phase	Control group	2.44 ± 0.51	2.61 ± 0.50	Low lever	High lever
The oral phase	Trial group	2.18 ± 0.53	2.35 ± 0.61	-0.124	0.640	0.178

Pharyngeal phase	Control group	1.50 ± 0.51	2.06 ± 0.54^a	-0.877	-0.071	0.023
Pharyngeal phase	Trial group	1.41 ± 0.50	2.53 ± 0.62^ab	-0.877	-0.071	0.023

Aspiration phase	Control group	2.56 ± 0.51	3.33 ± 0.48^a	-0.701	-0.044	0.027
Aspiration phase	Trial group	2.82 ± 0.53	3.71 ± 0.47^ab	-0.701	-0.044	0.027

Total	Control group	6.44 ± 1.04	8.39 ± 0.78^a	-0.745	0.700	0.949
Total	Trial group	6.82 ± 1.01	8.41 ± 1.28^a	-0.745	0.700	0.949