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Table 5 Baseline characteristics of AP patients sorted by ratio of admission Cr/Alb

From: Prognostic value of the creatinine-albumin ratio in acute pancreatitis debridement

Variables

Cr/Alb < 3.43

(n = 94)

Cr/Alb ≥ 3.43

(n = 46)

P value

Demographic characteristics

   

 Age, years

49.73 ± 13.00

50.17 ± 15.83

0.862

 Male, no. (%)

62 (65.96)

36 (78.26)

0.136

 BMI, kg/m2

23.92 ± 3.46

24.83 ± 3.95

0.271

Etiology, no. (%)

  

0.317

 Post-ERCP

4 (4.26)

3 (6.52)

 

 Gallstone

47 (50.00)

19 (41.30)

 

 Hypertriglyceridemia

15 (15.96)

13 (28.26)

 

 Idiopathic

28 (29.79)

11 (23.91)

 

History, no. (%)

   

 Hypertension

25 (26.60)

14 (30.43)

0.651

 Alcohol

22 (23.40)

12 (26.09)

0.744

 Smoking

21 (22.34)

11 (23.91)

0.770

 Diabetes mellitus

8 (8.51)

8 (17.39)

0.242

 Fatty liver

5 (5.32)

1 (2.17)

0.536

 CAD

4 (4.26)

1 (2.17)

0.635

Clinical presentation

   

 Interval timea, days

56.23 ± 51.14

35.18 ± 37.13

0.016*

 Heart rate, bpm

102.03 ± 20.38

116.45 ± 23.10

 < 0.001**

 Temperature, ℃

37.13 ± 0.74

37.27 ± 1.02

0.412

 MAP, mmHg

61.18 ± 37.54

67.66 ± 34.13

0.319

 Respiratory rate, bpm

22.98 ± 5.60

25.95 ± 7.55

0.023*

Laboratory data in admission

   

 Hemoglobin, g/L

107.06 ± 26.30

107.3 ± 32.06

0.964

 BUN, mmol/L

5.64 ± 3.13

17.83 ± 9.76

 < 0.001**

 Creatinine, μmol/L

59.29 ± 21.11

277.50 ± 187.02

 < 0.001**

 CRP, mg/L

102.52 ± 73.29

121.57 ± 83.89

0.262

 Albumin, g/L

29.00 ± 5.71

26.80 ± 5.30

0.030*

 WBC, × 109 cells/L

11.94 ± 5.39

14.33 ± 7.28

0.039*

 Platelet, × 109 cells/L

239.08 ± 114.78

155.30 ± 93.27

 < 0.001**

 TB, μmol/L

39.55 ± 58.64

51.12 ± 67.60

0.307

Score

   

 APACHE II

12.59 ± 6.76

21.21 ± 7.83

 < 0.001**

Post-operative complications, no. (%)

   

 Sepsis

21 (22.34)

16 (34.78)

0.117

 Electrolyte disorders

14 (14.89)

17 (36.96)

0.003**

 Respiratory failure

13 (13.83)

27 (58.70)

 < 0.001**

 Hemorrhage

15 (15.96)

19 (41.30)

0.001**

 Shock

12 (12.77)

24 (52.17)

 < 0.001**

 Renal failure

7 (7.45)

27 (58.70)

 < 0.001**

Outcome, no. (%)

   

 ICU duration, days

58.75 ± 75.13

73.91 ± 64.24

0.251

 Re-operation

25 (26.60)

35 (76.09)

 < 0.001**

 Mortality

3 (3.19)

13 (28.26)

 < 0.001**

  1. CAD coronary artery disease, MAP mean arterial pressure, CRP C-reactive protein, TB total bilirubin, BUN blood urea nitrogen, APACHE II Acute Physiology and Chronic Health Evaluation II
  2. *Means P < 0.05, **means P < 0.001
  3. aInterval time means the interval days between onset of AP and first debridement
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