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. 2014 Apr 28;4:4808. doi: 10.1038/srep04808

Table 2. Correlation of plasma fibrinogen concentrations with risk factors, haemodynamic parameters and markers of inflammation in patients with PAH, CTEPH and control individuals.

	Control		PAH		CTEPH
Parameter	R	P value	R	P value	R	P value
Age	0.817	0.002	0.158	0.273	0.068	0.650^a
Sex	0.233	0.491	0.128	0.367	0.051	0.732^a
WHO FC	0.638	0.362	−0.006	0.967	0.172	0.247^a
RVSP			−0.081	0.897	0.373	0.189^b
mPAP	0.487	0.128	0.044	0.760	0.373	0.009^a
RAP	-	-	−0.065	0.734	0.621	<0.0001^b
PVR	0.200	0.580	0.105	0.513	0.326	0.035^a
CI	−0.766	0.445	−0.178	0.272	−0.322	0.033^a
SvO₂	-	-	0.022	0.913	−0.236	0.160^a
6-MWD	-	-	−0.235	0.125	−0.347	0.038^a
P_aCO₂	−0.150	0.810	−0.201	0.279	−0.331	0.040^a
NT-proBNP	0.821	0.045	−0.136	0.442	0.492	0.002^b
C-reactive protein	0.480	0.160	0.712	<0.001	0.492	0.0009^b

^aPearson correlation coefficient.

^bSpearman correlation coefficient.

See text for abbreviations.