Parallel transjugular intrahepatic portosystemic shunt for controlling portal hypertension complications in cirrhotic patients

Table 2 Hemodynamic changes

	Primary TIPS				Parallel TIPS
	Before (mmHg, mean ± SD)	After (mmHg, mean ± SD)	t value	P value	Before (mmHg, mean ± SD)	After (mmHg, mean ± SD)	t value	P value	t value1	P value1
Portal venous pressure	54.80 ± 5.16	39.00 ± 3.20	21.73	< 0.001	44.40 ± 3.95	26.10 ± 4.07	11.70	< 0.001	18.35	< 0.001
PSG	43.80 ± 6.18	31.90 ± 2.85	9.38	< 0.001	35.60 ± 2.72	15.30 ± 3.27	67.67	< 0.001	20.01	< 0.001

¹Comparison of hemodynamic findings before primary and after parallel transjugular intrahepatic portosystemic shunt (TIPS). PSG: Portosystemic pressure gradient.