EJNMMI Research

Table 2 p values from the two-tailed paired t testing on RAP values for acquisitions with varying scan time. Results are shown for the low activity (1 GBq) NEMA phantom acquisition for all analysed sphere sizes

From: Optimising quantitative ⁹⁰Y PET imaging: an investigation into the effects of scan length and Bayesian penalised likelihood reconstruction

Time per bed (mins)	Sphere size (mm)	5	10	15	20
10	37	0.102
	28	0.449
	22	0.642
15	37	0.034*	0.592
	28	0.047*	0.134
	22	0.523	0.698
20	37	0.019*	0.356	0.608
	28	0.013*	0.019*	0.192
	22	0.486	0.561	0.389
30	37	0.006^†	0.119	0.169	0.405
	28	0.013*	0.021*	0.246	0.769
	22	0.164	0.198	0.235	0.256

*p < 0.05
^†p < 0.01

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