Value of neutrophil-lymphocyte ratio in evaluating response to percutaneous catheter drainage in patients with acute pancreatitis

Table 2 Group statistics

Parameters		Overall cohort (n = 155)
Characteristics	Compared variable	Group I	Group II	P value
	Number	109	46
Pain to PCD interval	Mean	39.8	54.1	0.249
Site of collection (%)	Lesser sac	64.2	52.2	0.464
	Paracolic	16.5	21.7
	Lesser sac + paracolic	11	8.7
Procalcitonin	Mean	3.2	5.4	0.331
Collection size	Mean	11.4	11.5	0.974
Catheter size	< 12F	23	8	0.598
	> 12F	86	38
RAC severity	Moderately severe	62	11	< 0.001
	Severe	47	35
Infected necrosis	No	71	27	0.447
	Yes	38	19
Organ failure	No	43	11	0.076
	Yes	66	34

PCD: Percutaneous catheter drainage; RAC: Revised Atlanta classification.