. 2018 Mar 12;10:29. doi: 10.1186/s13195-018-0355-1

Table 2.

Correlations of cognitive performance with pulse pressure in Chinese elderly persons at each time point during 2011–2016

	Cog2011	Cog2013	Cog2015	PP2011	PP2013	PP2015	DBP2011	DBP2013	DBP2015	SBP2011	SBP2013	SBP2015
Cog2011	1
Cog2013	0.643^a	1
Cog2015	0.652^a	0.705^a	1
PP2011	− 0.160^a	− 0.155^a	− 0.168^a	1
PP2013	− 0.136^a	− 0.137^a	− 0.166^a	0.616^a	1
PP2015	− 0.137^a	− 0.143^a	− 0.160^a	0.596^a	0.629^a	1
DBP2011	0.036^a	0.037^a	0.027^b	0.242^a	0.133^a	0.146^a	1
DBP2013	0.031^a	0.030^a	0.025^b	0.130^a	0.207^a	0.128^a	0.549^a	1
DBP2015	0.050^a	0.052^a	0.046^a	0.115^a	0.106^a	0.206^a	0.567^a	0.556^a	1
SBP2011	− 0.091^a	− 0.087^a	− 0.101^a	0.836^a	0.504^a	0.496^a	0.735^a	0.403^a	0.403^a	1
SBP2013	− 0.080^a	− 0.080^a	− 0.104^a	0.513^a	0.833^a	0.521^a	0.406^a	0.714^a	0.392^a	0.588^a	1
SBP2015	− 0.071^a	− 0.074^a	− 0.090^a	0.494^a	0.512^a	0.837^a	0.422^a	0.405^a	0.707^a	0.583^a	0.595^a	1

Abbreviations: Cog Cognition, DBP Diastolic blood pressure, PP Pulse pressure, SBP Systolic blood pressure

^aP < 0.01

^bP < 0.05