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Table 2 Comparison of patient characteristics, therapy, and outcome within the four calcium-trajectory phenotypes

From: Identifying novel acute pancreatitis sub-phenotypes using total serum calcium trajectories

 

Very low TSC, slow resolvers (n = 65)

Moderately low TSC (n = 559)

Stable normal-calcium (n = 3875)

Fluctuating high TSC (n = 19)

P

Age (years)

54.3 ± 15.0

57.6 ± 17.4

56.3 ± 17.0

55.0 ± 13.4

0.232

Male, n (%)

36 (55.4)

298 (53.3)

2012 (51.9)

13 (68.4)

0.447

Race, n (%)

    

< 0.001

 White

50 (76.9)

343 (61.4)

2672 (69.0)

13 (68.4)

 

 Black

2 (3.1)

58 (10.4)

533 (13.8)

1 (5.3)

 

 Other

13 (20.0)

158 (28.3)

670 (17.3)

5 (26.3)

 

Comorbidities, n (%)

     

 Congestive heart failure

9 (13.8)

88 (15.7)

411 (10.6)

1 (5.3)

0.003

 Chronic pulmonary disease

13 (20.0)

91 (16.3)

632 (16.3)

2 (10.5)

0.774

 Chronic renal failure

11 (16.9)

69 (12.3)

454 (11.7)

5 (26.3)

0.136

 Metastatic cancer

3 (4.6)

8 (1.4)

113 (2.9)

2 (10.5)

0.029

 Liver disease

23 (35.4)

173 (30.9)

692 (17.9)

4 (21.1)

< 0.001

Disease severity and laboratory indexes

     

 SOFA score (median [IQR])

8.0 [4.0, 13.0]

6.0 [3.0, 10.0]

4.0 [2.0, 7.0]

5.0 [3.0, 10.0]

< 0.001

 Minimum albumin, mg/dL

2.5 ± 0.6

2.8 ± 0.6

3.4 ± 0.7

2.9 ± 0.4

< 0.001

 Minimum bicarbonate, mmol/L

15.8 ± 4.8

18.4 ± 5.3

24.0 ± 4.2

23.1 ± 6.7

< 0.001

 Maximum bilirubin, mg/dL

2.0 ± 2.1

2.6 ± 4.2

1.9 ± 3.5

2.4 ± 2.5

0.004

 Maximum creatinine, mg/dL

2.6 ± 2.2

2.0 ± 2.4

1.2 ± 1.3

2.2 ± 1.9

< 0.001

 Maximum BUN, mg/dL

35.7 ± 27.4

30.7 ± 26.8

18.6 ± 17.9

42.3 ± 26.2

< 0.001

 Maximum glucose, mg/dL

225.2 ± 125.8

185.9 ± 118.1

132.2 ± 83.1

162.4 ± 88.7

< 0.001

 Maximum white blood cell count (10^9/L)

14.4 ± 8.5

14.8 ± 8.5

10.6 ± 7.4

12.0 ± 5.3

< 0.001

 Maximum amylase, IU/L

383.0 [118.0, 702.0]

212.0 [77.0, 580.0]

144.0 [64.0, 484.0]

54.0 [43.0, 185.5]

0.001

 Maximum lipase, IU/L

617.0 [230.8, 1225.2]

292.0 [78.0, 920.0]

156.0 [49.0, 714.5]

96.0 [37.0, 209.0]

< 0.001

Clinical outcomes

     

 In-hospital death

14 (21.5)

96 (17.2)

146 (3.8)

3 (15.8)

< 0.001

 ICU admission, n (%)

58 (89.2)

470 (84.1)

1110 (28.6)

16 (84.2)

< 0.001

 Hospital length of stay, days, (median [IQR])

20.6 [11.8, 32.9]

10.0 [4.9, 18.1]

4.9 [2.8, 9.0]

16.6 [8.3, 23.7]

< 0.001

 Antibiotic use, n (%)

55 (84.6)

364 (65.1)

1719 (44.4)

13 (68.4)

< 0.001

 Intubation, n (%)

38 (58.5)

234 (41.9)

346 (8.9)

7 (36.8)

< 0.001

 RRT, n (%)

20 (30.8)

49 (8.8)

71 (1.8)

3 (15.8)

< 0.001

  1. SOFA, Sequential Organ Failure Assessment; BUN, Blood urea nitrogen; RRT, renal replace treatment