Table 1.

Basic characteristic of AP patients according to PDW level (cut-off: 16.45%).

	PDW ≤ 16.45%	PDW > 16.45%	P value
Number	85	50
Age, years	49.09 ± 13.53	48.28 ± 16.46	0.756
Male gender	36 (42.3%)	33 (66.0%)	0.008
Daily drinker	30 (35.3%)	22 (44.0%)	0.319
Smoke	33 (38.3%)	25 (50.0%)	0.208
Etiology			0.001
Biliary	55 (64.7%)	17 (34.0%)
Alcohol	15 (17.6%)	16 (32.0%)
Hyperlipidemia	12 (14.1%)	12 (24.0%)
Idiopathic	3 (3.5%)	5 (10.0%)
Outcomes
PNec	20 (23.5%)	26 (52.0%)	0.001
POF	4 (4.7%)	26 (52.0%)	<0.001
In-hospital mortality	4 (4.7%)	7 (14.0%)	<0.001

AP: acute pancreatitis; PDW: platelet distribution width; PNec: pancreatic necrosis; POF: persistent organ failure.