Comparison between RECIST and PERCIST criteria in therapeutic response assessment in cases of lymphoma

Egyptian Journal of Radiology and Nuclear Medicine

Table 6 Correlation between tumor SUL_peak and PET-based therapeutic response in the study population

	Objective response by PERCIST				Test value#	P value	Sig.
	CMR	PMR	SMD	PMD
	No. = 18	No. = 9	No. = 2	No. = 4
Base SUL_peak
Median (IQR)	9.1 (4.7–14)	12.3 (7.3–16)	12.75 (5.5–20)	10.4 (6.15–12)	1.185	0.757	NS
Range	2–29.3	4.7–21.7	5.5–20	3.5–12	1.185	0.757	NS
End SUL_peak
Median (IQR)	0 (0–0)	2.8 (2.6–3.7)	13.64 (6.28–21)	3.47 (1.32–5.45)	24.085	0.000	HS
Range	0–1.4	2.2–8.9	6.28–21	0–6.6	24.085	0.000	HS
Uptake reduction (%)
Median (IQR)	100 (100–100)	56 (44–75)	0 (0–0)	54.5 (34.5–82)	27.310	0.000	HS
Range	100–100	37–89	0–0	24–100	27.310	0.000	HS

P value > 0.05 Non significant (NS), P value < 0.05 Significant (S), P value < 0.01 Highly significant (HS)
# Kruskal–Wallis test