Preoperative [18]fluorodeoxyglucose-positron emission tomography/computed tomography in early stage breast cancer: Rates of distant metastases

Table 2 Prevalence of occult distant metastases in clinical stage II patients who had [18]fluorodeoxyglucose-positron emission tomography scan as part of a staging workup before or immediately after surgery

Ref.	Subjects, n	Age, median	Distant metastases rate
			IIA	IIB	All
Groheux et al[17]	84	NS	2.80% (1/36)	8.30% (4/48)	5.95%
Gunalp et al[22]	100	51	19.60% (10/51)	40.80% (20/49)	30%
Cochet et al[24]	142	51	9.10% (2/22)	7.00% (4/57)	7.60%
Jeong et al[25]	70	54.9	0% (0/64)	0% (0/6)	0%
Riedl et al[27]	91	36.2	5% (2/44)	17% (8/47)	10.90%
Nursal et al[31]	315	51.5	9.50% (19/199)	17.20% (20/116)	12.40%
Ulaner et al[32]	169	51	5% (4/82)	15% (13/87)	9.50%
Lebon et al[33]	124	45.2	11% (7/64)	15% (9/60)	12.90%
Ulaner et al[34]	483	52.7	4.20% (6/143)	13.80% (26/188)	9.70%
All	1578	47.8	7.20% (0%-19.6%)	15.80% (0%-40.8%)	11.40% (0%-12.9%)

¹⁸FDG-PET: [18]fluorodeoxyglucose-positron emission tomography; NS: Not specified.