Combined value of apparent diffusion coefficient-standardized uptake value max in evaluation of post-treated locally advanced rectal cancer

Table 3 Overview of studies analysing mean standardized uptake value and delta standardized uptake value values of the rectal lesion for each PET/CT study

Ref.	No. of patients	Mean SUV 1	Mean SUV 2	Mean SUV 3	Sn (%)	Sp (%)	Late cut-off (%)	Sn (%)	Sp (%)	Delta SUV 1 R (%)	Delta SUV 1 NR (%)	Delta SUV 2 R (%)	Delta SUV 2 NR (%)
Bampo et al[31]	30	17.5		7.1								73.1	50.2
Cascini et al[24]	33	11.2	6	2.7	100	87				62	28
Guerra et al[46]	31	16.3	8.1	4.3	63.2	55.6	60	77.3	55.6	51	43.1	68.5	62.8
Hermann et al[26]	28	9.5	5.2	3.1	74	50	45	63	100
Janssen et al[25]	46	16.4	13
Lambrecht et al[28]	22				100	75	76	100	75	59	25	90	63
Rosenberg et al[27]	30	9.5	5.5	3.5	74	70	57.5	79	70	44.3	29.6	66	48.3
Shanmugan et al[29]	70	10.8		3.8			63	60	84			74	56
Sun et al[30]	35	14.7		7.9								57.8

R: Responders; NR: Non responders; SUV: Standardized uptake value; Sn: Sensibility; Sp: Specificity.