TABLE 1

Mean Effective Half-Time of 131I in Athyrotic Patients

Mean effective whole-body half-time (d)Maximum effective whole-body half-time (d)Number of patientsMethod of determining half-timeCitation
0.52 ± 0.100.769Blood/scanning(5)
0.52 ± 0.120.7514External scanning(17)
0.54 ± 0.14163External scanning(13)
0.7 ± 0.242.03265External scanning(14)
0.714.4268External scanning(15)
0.7133External scanning(12)
0.74 ± 0.03342External scanning(16)
0.77 ± 0.572.187External scanning(18)
0.94.419External scanning(15)
0.98 ± 0.321.924External scanning(19)
1.03 ± 0.198External scanning(20)
1.33 ± 0.1314External scanning(16)
3.9 ± 1.71614Blood(21)