Table 4.

Statistical comparison between the most relevant PPG and VC parameters (*p < 0.05)

Parameter	PPG	VC	p-value
Δ II-I (%)	− 95.3 (− 98.1; − 92.5)	− 8.3 (− 15.1; − 1.5)	< 0.001*
Δ III-I (%)	− 13.0 (− 27.5; 1.5)	1.7 (− 4.1; 7.4)	0.077
t-min (s)	126.0 (85.7; 166.3)	174.3 (149.0; 199.5)	0.001*
t-max (s)	77.3 (44.8; 109.7)	26.4 (15.7; 37.0)	0.002*
dV (AU/min)	− 175.5 (− 260.0; − 91.2)	− 0.03 (− 0.04; − 0.02)	< 0.001*
iV (AU/min)	1390.8 (720.1; 2061.4)	0.22 (0.11; 0.32)	< 0.001*