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Table 3: Comparison of tumor diameter among CR, PR, and PD groups
No. Diameter_pre (cm) Diameter_early (cm) Diameter_post (cm) Diameter Change (cm)^{^a} Percentage Diameter Change^{^b}
CR 12 4.41 ± 1.46 2.45 ± 1.08 0.00 ± 0.00 4.41 ± 1.46 100
PR 15 5.60 ± 2.35 4.71 ± 2.39 2.03 ± 1.19 3.57 ± 2.07 60.75 ± 18.53
PD 8 5.06 ± 2.02 5.23 ± 2.42 6.21 ± 2.50 −1.16 ± 0.87 26.62 ± 22.16
Total 35 5.07 ± 2.02 4.03 ± 2.31 2.29 ± 2.71 2.78 ± 2.73 54.24 ± 50.38
P value .325 .007 .000 .000 .000
    CR-PR .137 .008 .001 .201 .000
    CR-PD .486 .005 .000 .000 .000
    PR-PD .543 .570 .000 .000 .000
↵a Diameter Change = Diameter_pre − Diameter_post.
↵b Percentage Diameter Change = (Diameter_pre − Diameter_post)/Diameter_pre.

	No.	Diameter_pre (cm)	Diameter_early (cm)	Diameter_post (cm)	Diameter Change (cm)^{^a}	Percentage Diameter Change^{^b}
CR	12	4.41 ± 1.46	2.45 ± 1.08	0.00 ± 0.00	4.41 ± 1.46	100
PR	15	5.60 ± 2.35	4.71 ± 2.39	2.03 ± 1.19	3.57 ± 2.07	60.75 ± 18.53
PD	8	5.06 ± 2.02	5.23 ± 2.42	6.21 ± 2.50	−1.16 ± 0.87	26.62 ± 22.16
Total	35	5.07 ± 2.02	4.03 ± 2.31	2.29 ± 2.71	2.78 ± 2.73	54.24 ± 50.38
P value		.325	.007	.000	.000	.000
CR-PR		.137	.008	.001	.201	.000
CR-PD		.486	.005	.000	.000	.000
PR-PD		.543	.570	.000	.000	.000