Table 2.

The esophageal and lymph nodal motion

Esophageal motion	Above the carina (mm)			Below the carina (mm)
	Mean	SD	95th percentile	Mean	SD	95th percentile
cT1-T3
LR	0.3	0.3	0.8	1.0	0.7	2.4
AP	0.7	0.7	1.4	1.9	1.2	4.0
SI	1.9	1.5	4.2	6.8	2.8	11.1
cT4/above the carina
LR	0.3	0.3	0.6	0.2	0.2	0.5
AP	0.5	0.3	0.8	1.0	0.7	1.9
SI	1.2	0.8	2.2	4.5	1.4	6.1
cT4/below the carina
LR	0.1	0.2	0.5	0.4	0.3	0.8
AP	0.2	0.2	0.6	0.6	0.3	1.0
SI	1.1	0.9	2.3	2.2	0.9	3.4

Nodal motion	Cervicothoracic region (mm)			Abdominal region (mm)
	Mean	SD	95th percentile	Mean	SD	95th percentile
LR	0.7	0.6	1.6	1.5	1.2	3.5
AP	0.6	0.5	1.3	5.0	2.7	8.9
SI	1.2	0.9	2.4	8.6	3.3	14.2

AP, anteroposterior; cT4/above the carina, the datasets of patients with primary cT4 tumor located in the esophagus above the carina; cT4/below the carina, the datasets of patients with primary cT4 tumor located in the esophagus below the carina; LR, left to right; SD, standard deviation; SI, superoinferior.