Jeon TJ, Park JY. Clinical significance of the neutrophil-lymphocyte ratio as an early predictive marker for adverse outcomes in patients with acute pancreatitis. World J Gastroenterol 2017; 23(21): 3883-3889 [PMID: 28638228 DOI: 10.3748/wjg.v23.i21.3883]
Corresponding Author of This Article
Ji Young Park, MD, Division of Gastroenterology, Department of Internal Medicine, Inje University College of Medicine, Sanggye Paik Hospital, Dongil-ro 1342, Nowon-gu, Seoul 01757, South Korea. human@paik.ac.kr
Research Domain of This Article
Gastroenterology & Hepatology
Article-Type of This Article
Retrospective Study
Open-Access Policy of This Article
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World J Gastroenterol. Jun 7, 2017; 23(21): 3883-3889 Published online Jun 7, 2017. doi: 10.3748/wjg.v23.i21.3883
Table 1 Patient demographics, pancreatitis etiology and laboratory findings comparing mild and severe acute pancreatitis at day 0
All (n = 490)
MAP (n = 420)
SAP (n = 70)
P value
Age (yr)
52.36 ± 16.98
52.34 ± 17.15
52.46 ± 16.01
0.958
Sex: male (%)
352 (71.8)
297 (70.7)
55 (78.6)
0.176
Etiology, n (%)
0.839
Gallstones
136 (27.8)
119 (28.3)
17 (24.3)
Alcohol
250 (51.0)
212 (50.5)
38 (54.3)
Hypertriglyceridemia
8 (1.6)
6 (1.4)
2 (2.9)
Idiopathic
84 (17.1)
73 (17.4)
11 (15.7)
Cancer
12 (2.4)
10 (2.4)
2 (2.9)
Laboratory (at admission)
WBC (× 109/L)
11.90 ± 5.61
11.80 ± 5.68
12.53 ± 5.14
0.315
CRP (mg/dL)
6.55 ± 8.10
5.90 ± 7.32
10.32 ± 11.03
0.001
Hct (%)
41.51 ± 5.78
41.61 ± 5.81
40.89 ± 5.52
0.330
BUN (mg/dL)
14.91 ± 9.51
14.76 ± 9.63
15.84 ± 8.76
0.382
Calcium (mg/dL)
8.50 ± 0.85
8.60 ± 0.78
7.90 ± 0.99
0.001
Albumin (g/dL)
3.90 ± 0.63
3.94 ± 0.62
3.71 ± 0.63
0.006
Glucose (mg/dL)
155.25 ± 98.25
153.45 ± 100.41
165.54 ± 84.76
0.343
LDH (U)
523.36 ± 480.75
518.47 ± 492.08
553.15 ± 406.77
0.585
BMI (kg/m2)
23.85 ± 4.12
23.93 ± 4.19
23.42 ± 3.72
0.368
Hospital stay (d)
9.81 ± 7.15
9.21 ± 6.34
13.36 ± 10.11
0.001
Table 2 Sequential changes in the neutorphil-lymphocyte ratio in mild acute pancreatitis and severe acute pancreatitis groups
All (n = 490)
MAP (n = 420)
SAP (n = 70)
P value
NLR 0
4.95 (6.15)
4.74 (5.79)
6.14 (6.64)
0.010
NLR 1
4.64 (6.28)
4.47 (5.82)
6.71 (7.71)
0.002
NLR 2
3.39 (4.50)
3.20 (4.15)
5.70 (6.75)
0.001
NLR 3
2.45 (3.47)
3.30 (3.26)
4.00 (5.90)
0.001
Table 3 Sequential changes in the neutorphil-lymphocyte ratio of acute pancreatitis between with and without organ failure groups
All (n = 490)
Organ failure (-)(n = 459)
Organ failure (+)(n = 31)
P value
NLR 0
4.95 (6.15)
4.85 (6.09)
7.09 (7.87)
0.03
NLR 1
4.64 (6.28)
4.49 (6.08)
6.72 (12.37)
0.003
NLR 2
3.39 (4.50)
3.35 (4.29)
6.27 (12.19)
0.002
NLR 3
2.45 (3.47)
2.34 (3.35)
6.24 (8.37)
0.001
Table 4 Area under curve (95%CI) value for predicting disease severity, development of organ failure, necrosis, local complications, ICU admission and mortality
Table 5 Sensitivity, specificity, postitive predictive value, negative predictive value, and accuracy of optimal cut-off value of baseline and on day 1 neutrophil-lymphocyte ratio in predicting severe acute pancreatitis and organ failure
Cut-off value
P value
Sensitivity
Specificity
PPV
NPV
Accuracy
SAP
NLR 0 = 4.76
0.013
68.6%
50.0%
18.6%
90.5%
52.7%
NLR 1 = 5.18
0.002
62.9%
55.5%
18.7%
89.6%
46.9%
Organ failure
NLR 0 = 5.03
0.032
64.3%
53.1%
8.3%
95.6%
49.4%
NLR 1 = 4.81
0.003
62.9%
55.5%
8.7%
96.0%
49.2%
Citation: Jeon TJ, Park JY. Clinical significance of the neutrophil-lymphocyte ratio as an early predictive marker for adverse outcomes in patients with acute pancreatitis. World J Gastroenterol 2017; 23(21): 3883-3889