TABLE 3.

Reproducibility Results Using ¹⁸F-FLT for Breast Lesions

Method	Parameter	Mean ± SD	95% CI	LRL	95% CI for LRL	URL	95% CI for URL
	SUV_max	−0.9 ± 14.9	−10.4 to 8.5	−30	−46.6 to −13.4	28.2	11.6–44.8
FLAB	TV	4.3 ± 15.7	−5.7 to 14.3	−26.5	−44.1 to −8.9	35.2	17.6–52.8
	SUV_mean	−0.6 ± 14.1	−9.6 to 8.3	−28.2	−44 to −12.5	27	11.2–42.7
	TGV	3.7 ± 17.2	−7.2 to 14.6	−30	−49.2 to −10.8	37.4	18.2–56.6
FCM	TV	4.2 ± 35.7	−18.4 to 26.9	−65.6	−105.5 to −25.8	74.1	34.3–114
	SUV_mean	0.3 ± 30.1	−18.8 to 19.4	−58.6	−92.2 to −25	59.2	25.6–92.8
	TGV	4.6 ± 29.8	−14.3 to 23.6	−53.9	−87.2 to −20.5	63.1	29.7–96.4
TSBR	TV	11.3 ± 31.4	−8.7 to 31.2	−50.4	−85.5 to −15.2	72.8	37.7–108
	SUV_mean	−3.2 ± 26.5	−20 to 16.6	−55.1	−84.7 to −25.5	48.7	19.1–78.3
	TGV	22.1 ± 48.9	−9 to 53.2	−73.8	−128.5 to −19.1	118	63.3–172.7
T42	TV	9.8 ± 35	−12.4 to 32.1	−58.7	−97.8 to −19.6	78.4	39.3–117.5
	SUV_mean	−9.4 ± 20.9	−22.7 to 3.9	−50.3	−73.7 to −27	31.6	8.2–54.9
	TGV	0.7 ± 27.3	−16.7 to 18	−52.8	−83.3 to −22.3	54.1	23.6–84.6
T50	TV	11.2 ± 31.4	−8.8 to 31.1	−50.5	−85.6 to −15.3	72.8	37.6–107.9
	SUV_mean	−13 ± 16.8	−24 to −2.7	−46.2	−64.9 to −27.4	19.5	0.8–38.3
	TGV	−1.8 ± 26	−18.4 to 14.7	−52.8	−81.9 to −23.7	49.1	20.1–78.2

LRL = lower reproducibility limit; URL = upper reproducibility limit.
Data are percentage differences between scan 2 and scan 1 measurements.