TABLE 5

Correlation Between Delivery Parameters and ¹¹C-PiB Retention for CTX5^*^†

	Spearman ρ
Parameter	2T-4k-DVR	ART90-DVR	CER90-DVR	SUVR70	SRTM2-DVR
K_1-Water	−0.341 (0.196)	−0.281 (0.244)	−0.093 (0.705)	−0.130 (0.596)	−0.093 (0.705)
Rel-K_1-Water	0.326 (0.217)	0.160 (0.514)	0.202 (0.408)	0.189 (0.437)	0.132 (0.591)
Rel-K_1-PiB	0.447 (0.083)	0.426 (0.069)	0.528 (0.020)	0.516 (0.024)	0.533 (0.019)
SRTM2-R₁	0.434 (0.093)	0.385 (0.103)	0.481 (0.037)	0.469 (0.043)	0.489 (0.034)

↵* Threshold of P < 0.0036 for statistically significant correlations after Bonferroni adjustment.
↵† Measures adjusted for CSF dilution.
Data in parentheses are P values.