Table 3.

Data available in the seven studies included in the present systematic review.

First Author [ref]	Patients	18F-FES PET/CT	18F-FDG PET/CT	Lesions	18F-FES PET/CT	18F-FDG PET/CT
	n (tot)	+ve	+ve	n (tot)	+ve	+ve
Yang et al. (2013) [17]	11	11	11	11	11	11
Gupta et al. (2017) [12]	10	10	10	146	116	134
Liu et al. (2019) [18]	19	19	19	238	216	197
Chae et al.(2020) [19]	40	32	36	45	32	36
Liu et al. (2020) [20]	35	35	35	235	218	235
Ulaner et al. (2021) [21]	7	7	6	254	254	111
Bottoni et al. (2021) [22]	49	42	46	1536	1532	912

Legend. +ve: positive.