Table 2.

Comparison of the K_i–Patlak values (mL/min/mL) between the lumbar spine (L1-L4) and iliac crest regions for routine and shortened scan times.

n = 42	Lumbar spine	Both iliac crests	p-value
15 min	0.077 ± 0.018 (0.035–0.128)	0.071 ± 0.030 (0.035–0.161)	0.017
30 min	0.073 ± 0.016 (0.038–0.109)	0.071 ± 0.028 (0.034–0.158)	0.179
45 min	0.070 ± 0.019 (0.030–0.106)	0.070 ± 0.029 (0.022–0.163)	0.970
60 min (Routine scan time)	0.068 ± 0.022 (0.038–0.122)	0.069 ± 0.027 (0.025–0.145)	0.866

Data are presented as means ± standard deviations (ranges).

Level of significance = p < 0.05.