[ 18 F]Fluoromisonidazole PET in rectal cancer

EJNMMI Research

Table 1 Patient characteristics for RHYTHM study

Median (IQR) or number of patients (%)
Group	RHYTHM B
Number	11
Age (IQR)	67 (19)
Male	9 (82)
Tumour stage (MRI)
T2	2 (18)
T3	9 (82)
T4	-
Nodal stage (MRI)
N0	4 (36)
N1	6 (55)
N2	1 (9)
Metastasis stage (CT)
M0	11 (100)
Differentiation
Well	1 (9)
Moderate	6 (55)
Poor	1 (9)
Not specified	3 (27)
Underwent TME	8 (73)
Response to CRT^a
Good	5 (45)
Poor	6 (55)

IQR interquartile range, CRT chemoradiotherapy, % percentage, TME total mesorectal excision, CT computed tomography, MRI Magnetic resonance imaging, AJCC American Joint Committee on Cancer, TRG tumour regression grade
^aGood response = AJCC TRG 0/1 with N0/1, or good clinical response; Poor response = AJCC TRG 2/3, N2 post-CRT or poor clinical response. One patient had delayed surgery due to initial good response, clinical outcome used